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<a class="vector-toc-link" href="#802.3ck_project"> <div class="vector-toc-text"> 2.1.3 802.3ck project </div> </a> <ul id="toc-802.3ck_project-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-802.3cm_project" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#802.3cm_project"> <div class="vector-toc-text"> 2.1.4 802.3cm project </div> </a> <ul id="toc-802.3cm_project-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-802.3cn_project" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#802.3cn_project"> <div class="vector-toc-text"> 2.1.5 802.3cn project </div> </a> <ul id="toc-802.3cn_project-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-802.3cu_project" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#802.3cu_project"> <div class="vector-toc-text"> 2.1.6 802.3cu project </div> </a> <ul id="toc-802.3cu_project-sublist" class="vector-toc-list"> </ul> </li> <li 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sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">hide</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Ethernet with speeds above 100 Gbit/s</div> Terabit Ethernet (TbE) is <a href="/wiki/Ethernet" title="Ethernet">Ethernet</a> with speeds above <a href="/wiki/100_Gigabit_Ethernet" title="100 Gigabit Ethernet">100 Gigabit Ethernet</a>. The 400 Gigabit Ethernet (400G, 400GbE) and 200 Gigabit Ethernet (200G, 200GbE)<a href="#cite_note-NGOATH-1">[1]</a> standard developed by the <a href="/wiki/IEEE" class="mw-redirect" title="IEEE">IEEE</a> P802.3bs Task Force using broadly similar technology to 100 Gigabit Ethernet<a href="#cite_note-register2012-2">[2]</a><a href="#cite_note-3">[3]</a> was approved on December 6, 2017.<a href="#cite_note-approval-4">[4]</a><a href="#cite_note-LHUFF2016-5">[5]</a> On February 16, 2024 the 800 Gigabit Ethernet (800G, 800GbE) standard developed by the IEEE P802.3df Task Force was approved.<a href="#cite_note-6">[6]</a> The <a href="/wiki/Optical_Internetworking_Forum" title="Optical Internetworking Forum">Optical Internetworking Forum</a> (OIF) has already announced five new projects at 112 <a href="/wiki/Gbit/s" class="mw-redirect" title="Gbit/s">Gbit/s</a> which would also make 4th generation (single-lane) 100 GbE links possible.<a href="#cite_note-112G-7">[7]</a> The <a href="/wiki/IEEE" class="mw-redirect" title="IEEE">IEEE</a> P802.3df Task Force started work in January 2022 to standardize 800 Gbit/s and 1.6 Tbit/s Ethernet. <a href="#cite_note-8">[8]</a> In November 2022 the IEEE 802.3df project objectives were split in two, with 1.6T and 200G/lane work being moved to the new IEEE 802.3dj project. The timeline for the 802.3dj project indicates completion in July 2026. <a href="#cite_note-9">[9]</a> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="History">History</h2>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=1" title="Edit section: History">edit</a>]</div> <a href="/wiki/Facebook" title="Facebook">Facebook</a> and <a href="/wiki/Google" title="Google">Google</a>, among other companies, have expressed a need for TbE.<a href="#cite_note-10">[10]</a> While a speed of 400 Gbit/s is achievable with existing technology, 1 Tbit/s (1000 Gbit/s) would require different technology.<a href="#cite_note-register2012-2">[2]</a><a href="#cite_note-11">[11]</a> Accordingly, at the IEEE Industry Connections Higher Speed Ethernet Consensus group meeting in September 2012, 400 GbE was chosen as the next generation goal.<a href="#cite_note-register2012-2">[2]</a> Additional 200 GbE objectives were added in January 2016. The <a href="/wiki/University_of_California,_Santa_Barbara" title="University of California, Santa Barbara">University of California, Santa Barbara</a> (UCSB) attracted help from <a href="/wiki/Agilent_Technologies" title="Agilent Technologies">Agilent Technologies</a>, Google, <a href="/wiki/Intel" title="Intel">Intel</a>, <a href="/wiki/Rockwell_Collins" title="Rockwell Collins">Rockwell Collins</a>, and <a href="/wiki/Verizon_Communications" class="mw-redirect" title="Verizon Communications">Verizon Communications</a> to help with research into next generation Ethernet.<a href="#cite_note-12">[12]</a> As of early 2016, chassis/modular based core router platforms from Cisco, Juniper and other major manufacturers support 400 Gbit/s full duplex data rates per slot. One, two and four port 100 GbE and one port 400 GbE <a href="/wiki/Line_card" title="Line card">line cards</a> are presently available. As of early 2019, 200 GbE line cards became available after 802.3cd standard ratification.<a href="#cite_note-13">[13]</a><a href="#cite_note-14">[14]</a> In 2020 the Ethernet Technology Consortium announced a specification for 800 Gigabit Ethernet.<a href="#cite_note-15">[15]</a> 200G Ethernet uses <a href="/wiki/PAM4" class="mw-redirect" title="PAM4">PAM4</a> signaling which allows 2 bits to be transmitted per clock cycle, but at a higher implementation cost.<a href="#cite_note-16">[16]</a> Cisco introduced an 800G Ethernet switch in 2022.<a href="#cite_note-17">[17]</a> In 2024, Nokia routers with 800G Ethernet were deployed.<a href="#cite_note-18">[18]</a> <div class="mw-heading mw-heading2"><h2 id="Standards_development">Standards development</h2>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=2" title="Edit section: Standards development">edit</a>]</div> The IEEE formed the "IEEE 802.3 Industry Connections Ethernet Bandwidth Assessment Ad Hoc", to investigate the business needs for short and long term bandwidth requirements.<a href="#cite_note-19">[19]</a><a href="#cite_note-20">[20]</a><a href="#cite_note-21">[21]</a> <a href="/wiki/IEEE_802.3" title="IEEE 802.3">IEEE 802.3</a>'s "400 Gb/s Ethernet Study Group" started working on the 400 Gbit/s generation standard in March 2013.<a href="#cite_note-22">[22]</a> Results from the study group were published and approved on March 27, 2014. Subsequently, the IEEE 802.3bs Task Force<a href="#cite_note-23">[23]</a> started working to provide physical layer specifications for several link distances.<a href="#cite_note-obj-24">[24]</a> The IEEE 802.3bs standard was approved on December 6, 2017.<a href="#cite_note-approval-4">[4]</a> The IEEE 802.3cd standard was approved on December 5, 2018. The IEEE 802.3cn standard was approved on December 20, 2019. The IEEE 802.3cm standard was approved on January 30, 2020. The IEEE 802.3cu standard was approved on February 11, 2021. The IEEE 802.3ck and 802.3db standards were approved on September 21, 2022. In November 2022 the IEEE 802.3df project objectives were split in two, with 1.6T and 200G/lane work being moved to the new IEEE 802.3dj project <ul><li><a rel="nofollow" class="external text" href="https://www.ieee802.org/3/df/proj_doc/objectives_P802d3df_220317.pdf">Original IEEE P802.3df Objectives</a></li> <li><a rel="nofollow" class="external text" href="https://www.ieee802.org/3/df/proj_doc/objectives_P802d3df_221117.pdf">Updated IEEE P802.3df Objectives to reduce scope to 800G Ethernet using 100G physical lanes</a></li> <li><a rel="nofollow" class="external text" href="https://www.ieee802.org/3/dj/projdoc/objectives_P802d3dj_221117.pdf">IEEE P802.3dj Objectives for 1.6 Tbit/s Ethernet and PHYs that employ 200 Gbit/s lanes</a></li> <li><a rel="nofollow" class="external text" href="https://www.ieee802.org/3/dj/projdoc/objectives_P802d3dj_230518.pdf">IEEE P802.3dj Objectives updated in May 2023 to include 200G/lane backplane Ethernet</a></li> <li><a rel="nofollow" class="external text" href="https://www.ieee802.org/3/dj/projdoc/objectives_P802d3dj_240125.pdf">IEEE P802.3dj Objectives updated in January 2024 to include additional PHY types</a></li></ul> The IEEE 802.3df standard was approved on February 16, 2024. <div class="mw-heading mw-heading3"><h3 id="IEEE_project_objectives">IEEE project objectives</h3>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=3" title="Edit section: IEEE project objectives">edit</a>]</div> Like all speeds since <a href="/wiki/10_Gigabit_Ethernet" title="10 Gigabit Ethernet">10 Gigabit Ethernet</a>, the standards support only <a href="/wiki/Full-duplex" class="mw-redirect" title="Full-duplex">full-duplex</a> operation. Other objectives include:<a href="#cite_note-obj-24">[24]</a> <ol><li>Preserve the <a href="/wiki/Ethernet_frame" title="Ethernet frame">Ethernet frame</a> format utilizing the Ethernet MAC</li> <li>Preserve minimum and maximum <a href="/wiki/Ethernet_frame" title="Ethernet frame">frame</a> size of current Ethernet standard</li> <li>Support a <a href="/wiki/Bit_error_ratio" class="mw-redirect" title="Bit error ratio">bit error ratio</a> (BER) of 10−13, which is an improvement over the 10−12 BER that was specified for 10GbE, 40GbE, and 100GbE.</li> <li>Support for <a href="/wiki/Optical_Transport_Network" class="mw-redirect" title="Optical Transport Network">OTN</a> (transport of Ethernet across optical transport networks), and optional support for <a href="/wiki/Energy-Efficient_Ethernet" title="Energy-Efficient Ethernet">Energy-Efficient Ethernet</a> (EEE).</li></ol> <div class="mw-heading mw-heading4"><h4 id="802.3bs_project">802.3bs project</h4>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=4" title="Edit section: 802.3bs project">edit</a>]</div> Define physical layer specifications supporting:<a href="#cite_note-obj-24">[24]</a> <ul><li>400 Gbit/s Ethernet <ul><li>at least 100 m over <a href="/wiki/Multi-mode_fiber" class="mw-redirect" title="Multi-mode fiber">multi-mode fiber</a> (400GBASE-SR16) using 16 parallel strands of fiber each at 25 Gbit/s<a href="#cite_note-25">[25]</a><a href="#cite_note-26">[26]</a></li> <li>at least 500 m over <a href="/wiki/Single-mode_fiber" class="mw-redirect" title="Single-mode fiber">single-mode fiber</a> (400GBASE-DR4) using 4 parallel strands of fiber each at 100 Gbit/s<a href="#cite_note-trowbridge_3bs_03_0715-27">[27]</a><a href="#cite_note-28">[28]</a></li> <li>at least 2 km over single-mode fiber (400GBASE-FR8) using 8 parallel wavelengths (<a href="/wiki/CWDM" class="mw-redirect" title="CWDM">CWDM</a>) each at 50 Gbit/s<a href="#cite_note-trowbridge_3bs_03_0715-27">[27]</a><a href="#cite_note-29">[29]</a><a href="#cite_note-ieee802.org-30">[30]</a></li> <li>at least 10 km over single-mode fiber (400GBASE-LR8) using 8 parallel wavelengths (CWDM) each at 50 Gbit/s<a href="#cite_note-trowbridge_3bs_03_0715-27">[27]</a><a href="#cite_note-ieee802.org-30">[30]</a><a href="#cite_note-31">[31]</a></li> <li>8 and 16 lane chip-to-chip/chip-to-module electrical interfaces (400GAUI-8 and 400GAUI-16)</li></ul></li> <li>200 Gbit/s Ethernet <ul><li>at least 500 m over single-mode fiber (200GBASE-DR4) using 4 parallel strands of fiber each at 50 Gbit/s<a href="#cite_note-32">[32]</a><a href="#cite_note-httpblog-siemon-comstandardsp941-33">[33]</a></li> <li>at least 2 km over single-mode fiber (200GBASE-FR4) using 4 parallel wavelengths (CWDM) each at 50 Gbit/s<a href="#cite_note-NGOATH-1">[1]</a><a href="#cite_note-httpblog-siemon-comstandardsp941-33">[33]</a></li> <li>at least 10 km over single-mode fiber (200GBASE-LR4) using 4 parallel wavelengths (CWDM) each at 50 Gbit/s<a href="#cite_note-NGOATH-1">[1]</a><a href="#cite_note-httpblog-siemon-comstandardsp941-33">[33]</a></li> <li>4 or 8 lane chip-to-chip/chip-to-module electrical interfaces (200GAUI-4 and 200GAUI-8)</li></ul></li></ul> <div class="mw-heading mw-heading4"><h4 id="802.3cd_project">802.3cd project</h4>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=5" title="Edit section: 802.3cd project">edit</a>]</div> <ul><li>Define four-lane 200 Gbit/s PHYs for operation over: <ul><li>copper <a href="/wiki/Twinaxial_cabling" title="Twinaxial cabling">twin-axial cables</a> with lengths up to at least 3 m (200GBASE-CR4).</li> <li>printed circuit board backplane with a total channel insertion loss of ≤ 30 dB at 13.28125 GHz (200GBASE-KR4).</li></ul></li> <li>Define 200 Gbit/s PHYs for operation over <a href="/wiki/Multi-mode_optical_fiber" title="Multi-mode optical fiber">MMF</a> with lengths up to at least 100 m (200GBASE-SR4).</li></ul> <div class="mw-heading mw-heading4"><h4 id="802.3ck_project">802.3ck project</h4>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=6" title="Edit section: 802.3ck project">edit</a>]</div> <ul><li>200 Gbit/s Ethernet <ul><li>Define a two-lane 200 Gbit/s Attachment Unit interface (AUI) for chip-to-module applications, compatible with PMDs based on 100 Gbit/s per lane optical signaling (200GAUI-2 C2M)</li> <li>Define a two-lane 200 Gbit/s Attachment Unit Interface (AUI) for chip-to-chip applications (200GAUI-2 C2C)</li> <li>Define a two-lane 200 Gbit/s PHY for operation over electrical backplanes an insertion loss ≤ 28 dB at 26.56 GHz (200GBASE-KR2)</li> <li>Define a two-lane 200 Gbit/s PHY for operation over twin axial copper cables with lengths up to at least 2 m (200GBASE-CR2)</li></ul></li> <li>400 Gbit/s Ethernet <ul><li>Define a four-lane 400 Gbit/s Attachment Unit interface (AUI) for chip-to-module applications, compatible with PMDs based on 100 Gbit/s per lane optical signaling (400GAUI-4 C2M)</li> <li>Define a four-lane 400 Gbit/s Attachment Unit Interface (AUI) for chip-to-chip applications (400GAUI-4 C2C)</li> <li>Define a four-lane 400 Gbit/s PHY for operation over electrical backplanes an insertion loss ≤ 28 dB at 26.56 GHz (400GBASE-KR4)</li> <li>Define a four-lane 400 Gbit/s PHY for operation over twin axial copper cables with lengths up to at least 2 m (400GBASE-CR4)</li></ul></li></ul> <div class="mw-heading mw-heading4"><h4 id="802.3cm_project">802.3cm project</h4>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=7" title="Edit section: 802.3cm project">edit</a>]</div> <ul><li>400 Gbit/s Ethernet <ul><li>Define a physical layer specification supporting 400 Gbit/s operation over 8 pairs of MMF with lengths up to at least 100 m (400GBASE-SR8)</li> <li>Define a physical layer specification supporting 400 Gbit/s operation over 4 pairs of MMF with lengths up to at least 100 m (400GBASE-SR4.2)</li></ul></li></ul> <div class="mw-heading mw-heading4"><h4 id="802.3cn_project">802.3cn project</h4>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=8" title="Edit section: 802.3cn project">edit</a>]</div> <ul><li>200 Gbit/s Ethernet <ul><li>Provide a physical layer specification supporting 200 Gbit/s operation over four wavelengths capable of at least 40 km of SMF (200GBASE-ER4) <a href="#cite_note-8023cn-34">[34]</a></li></ul></li> <li>400 Gbit/s Ethernet <ul><li>Provide a physical layer specification supporting 400 Gbit/s operation over eight wavelengths capable of at least 40 km of SMF (400GBASE-ER8)<a href="#cite_note-8023cn-34">[34]</a></li></ul></li></ul> <div class="mw-heading mw-heading4"><h4 id="802.3cu_project">802.3cu project</h4>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=9" title="Edit section: 802.3cu project">edit</a>]</div> <ul><li>Define a four-wavelength 400 Gbit/s PHY for operation over SMF with lengths up to at least 2 km (400GBASE-FR4)</li> <li>Define a four-wavelength 400 Gbit/s PHY for operation over SMF with lengths up to at least 6 km (400GBASE-LR4-6) <a href="#cite_note-8023cu-35">[35]</a></li></ul> <div class="mw-heading mw-heading4"><h4 id="802.3cw_project">802.3cw project</h4>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=10" title="Edit section: 802.3cw project">edit</a>]</div> <ul><li>Provide a physical layer specification supporting 400 Gbit/s operation on a single wavelength capable of at least 80 km over a DWDM system (400GBASE-ZR)<a href="#cite_note-8023cw-36">[36]</a> Dual polarization 16-state quadrature amplitude modulation (DP-16QAM) with coherent detection is proposed.<a href="#cite_note-37">[37]</a></li></ul> <div class="mw-heading mw-heading4"><h4 id="802.3db_project">802.3db project</h4>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=11" title="Edit section: 802.3db project">edit</a>]</div> <ul><li>200 Gbit/s Ethernet <ul><li>Define a physical layer specification that supports 200 Gbit/s operation over 2 pairs of MMF with lengths up to at least 50 m (200GBASE-VR2)</li> <li>Define a physical layer specification that supports 200 Gbit/s operation over 2 pairs of MMF with lengths up to at least 100 m (200GBASE-SR2)</li></ul></li> <li>400 Gbit/s Ethernet <ul><li>Define a physical layer specification that supports 400 Gbit/s operation over 4 pairs of MMF with lengths up to at least 50 m (400GBASE-VR4)</li> <li>Define a physical layer specification that supports 400 Gbit/s operation over 4 pairs of MMF with lengths up to at least 100 m (400GBASE-SR4)</li></ul></li></ul> <a rel="nofollow" class="external text" href="https://www.ieee802.org/3/db/P802d3db_Updated_Objectives_Approved_November_2020.pdf">'IEEE P802.3db 100 Gb/s, 200 Gb/s, and 400 Gb/s Short Reach Fiber Task Force'</a> <div class="mw-heading mw-heading4"><h4 id="802.3df_project">802.3df project</h4>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=12" title="Edit section: 802.3df project">edit</a>]</div> <ul><li>Adds 800G Ethernet rate and specifies port types using existing 100G per lane technology</li></ul> <a rel="nofollow" class="external text" href="https://www.ieee802.org/3/df/proj_doc/objectives_P802d3df_221117.pdf">IEEE P802.3df Objectives for 800 Gbit/s Ethernet and 400G and 800G PHYs using 100 Gbit/s lanes</a> <div class="mw-heading mw-heading4"><h4 id="802.3dj_project">802.3dj project</h4>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=13" title="Edit section: 802.3dj project">edit</a>]</div> <ul><li>Adds 1.6T Ethernet rate and specifies port types using new 200G per lane technology</li></ul> <a rel="nofollow" class="external text" href="https://www.ieee802.org/3/dj/projdoc/objectives_P802d3dj_240314.pdf">IEEE P802.3dj Objectives for 1.6 Tbit/s Ethernet and 200G, 400G 800 Gb/s, and 1.6 Tb/s PHYs using 200 Gbit/s lanes</a> <div class="mw-heading mw-heading3"><h3 id="200G_port_types">200G port types</h3>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=14" title="Edit section: 200G port types">edit</a>]</div> <table class="wikitable" style="text-align:left"> <caption>Legend for fibre-based PHYs<a href="#cite_note-TDG_ETH_2nd-38">[38]</a> </caption> <tbody><tr> <th>Fibre type</th> <th>Introduced</th> <th>Performance </th></tr> <tr> <td style="background-color:orange"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> FDDI 62.5/125 µm</td> <td>1987</td> <td>0160 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:orange"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM1 62.5/125 µm</td> <td>1989</td> <td>0200 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:orange"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM2 50/125 µm</td> <td>1998</td> <td>0500 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:#7DF9FF"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM3 50/125 µm</td> <td>2003</td> <td>1500 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:#FF79BC"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM4 50/125 µm</td> <td>2008</td> <td>3500 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:#66FF00"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM5 50/125 µm</td> <td>2016</td> <td>3500 MHz·km @ 850 nm + 1850 MHz·km @ 950 nm </td></tr> <tr> <td style="background-color:yellow"><a href="/wiki/Single_mode_fibre" class="mw-redirect" title="Single mode fibre">SMF</a> OS1 9/125 µm</td> <td>1998</td> <td>1.0 dB/km @ 1300/1550 nm </td></tr> <tr> <td style="background-color:yellow"><a href="/wiki/Single_mode_fibre" class="mw-redirect" title="Single mode fibre">SMF</a> OS2 9/125 µm</td> <td>2000</td> <td>0.4 dB/km @ 1300/1550 nm </td></tr></tbody></table> <table class="wikitable" style="line-height:110%;"> <tbody><tr> <th>Name </th> <th>Standard </th> <th>Status </th> <th style="width: 170px;">Media </th> <th>Connector </th> <th>Transceiver Module </th> <th>Reach in m </th> <th># <style data-mw-deduplicate="TemplateStyles:r1038841319">.mw-parser-output .tooltip-dotted{border-bottom:1px dotted;cursor:help}</style>Media (⇆) </th> <th># <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319">Lambdas (→) </th> <th># <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319">Lanes (→) </th> <th>Notes </th></tr> <tr> <td colspan="11" style="background:#FFB; color:black;vertical-align:middle;text-align:center;" class="table-partial">200 Gigabit Ethernet (200 GbE) (1st Generation: 25GbE-based) - (<a href="/wiki/Data_signaling_rate" title="Data signaling rate">Data rate</a>: 200 Gbit/s - <a href="/wiki/Line_code" title="Line code">Line code</a>: <a href="/w/index.php?title=256b/257b_encoding&action=edit&redlink=1" class="new" title="256b/257b encoding (page does not exist)">256b/257b</a> × <a href="/wiki/Reed%E2%80%93Solomon_error_correction" title="Reed–Solomon error correction">RS</a>-<a href="/wiki/Forward_error_correction" class="mw-redirect" title="Forward error correction">FEC</a>(544,514) × <a href="/wiki/Non-return-to-zero" title="Non-return-to-zero">NRZ</a> - Line rate: 8x 26.5625 GBd = 212.5 <a href="/wiki/GBd" class="mw-redirect" title="GBd">GBd</a> - Full-Duplex) <a href="#cite_note-IEEE_40GbE++-39">[39]</a><a href="#cite_note-Brocade_50GbE++-40">[40]</a><a href="#cite_note-NEA_100G_ES-41">[41]</a> </td></tr> <tr> <td>200GAUI-8 </td> <td>802.3bs-2017 (CL120B/C) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Chip-to-chip/ Chip-to-module interface </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">0.25 </td> <td style="text-align:right;">16 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">8 </td> <td><a href="/wiki/Printed_circuit_board" title="Printed circuit board">PCBs</a> </td></tr> <tr> <td colspan="11" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="table-success">200 Gigabit Ethernet (200 GbE) (2nd Generation: 50GbE-based) - (<a href="/wiki/Data_signaling_rate" title="Data signaling rate">Data rate</a>: 200 Gbit/s - <a href="/wiki/Line_code" title="Line code">Line code</a>: <a href="/w/index.php?title=256b/257b_encoding&action=edit&redlink=1" class="new" title="256b/257b encoding (page does not exist)">256b/257b</a> × <a href="/wiki/Reed%E2%80%93Solomon_error_correction" title="Reed–Solomon error correction">RS</a>-<a href="/wiki/Forward_error_correction" class="mw-redirect" title="Forward error correction">FEC</a>(544,514) × <a href="/wiki/Pulse-amplitude_modulation" title="Pulse-amplitude modulation">PAM4</a> - Line rate: 4x 26.5625 GBd x2 = 212.5 <a href="/wiki/GBd" class="mw-redirect" title="GBd">GBd</a> - Full-Duplex) <a href="#cite_note-IEEE_40GbE++-39">[39]</a><a href="#cite_note-Brocade_50GbE++-40">[40]</a><a href="#cite_note-NEA_100G_ES-41">[41]</a> </td></tr> <tr> <td>200GAUI-4 </td> <td>802.3bs-2017 (CL120D/E) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Chip-to-chip/ Chip-to-module interface </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">0.25 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">4 </td> <td>PCBs </td></tr> <tr> <td>200GBASE-KR4 </td> <td>802.3cd-2018 (CL137) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Cu-Backplane </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">4 </td> <td>PCBs; total insertion loss of ≤ 30 dB at 13.28125 GHz </td></tr> <tr> <td>200GBASE-CR4 </td> <td>802.3cd-2018 (CL136) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">twinaxial copper cable </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">QSFP-DD, QSFP56, microQSFP, OSFP </td> <td align="center">N/A </td> <td style="text-align:right;">3 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">4 </td> <td><a href="/wiki/Data_center" title="Data center">Data centres</a> (in-rack) </td></tr> <tr> <td rowspan="2">200GBASE-SR4 </td> <td rowspan="2">802.3cd-2018 (CL138) </td> <td rowspan="2" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td rowspan="2" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 850 nm </td> <td rowspan="2" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO/MTP (MPO-12) </td> <td rowspan="2" align="center">QSFP56 </td> <td style="background-color:#7DF9FF">OM3: 70 </td> <td rowspan="2" style="text-align:right;">8 </td> <td rowspan="2" style="text-align:right;">1 </td> <td rowspan="2" style="text-align:right;">4 </td> <td rowspan="2">uses four fibers in each direction </td></tr> <tr> <td style="background-color:#FF69B4">OM4: 100 </td></tr> <tr> <td>200GBASE-DR4 </td> <td>802.3bs-2017 (CL121) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1304.5 – 1317.5 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO/MTP (MPO-12) </td> <td align="center">QSFP56 </td> <td style="background-color:yellow">OS2: 500 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">4 </td> <td>uses four fibers in each direction </td></tr> <tr> <td>200GBASE-FR4 </td> <td>802.3bs-2017 (CL122) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1271 – 1331 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">LC </td> <td align="center">QSFP56 </td> <td style="background-color:yellow">OS2: 2k </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">4 </td> <td style="text-align:right;">4 </td> <td>WDM </td></tr> <tr> <td>200GBASE-LR4 </td> <td>802.3bs-2017 (CL122) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1295.56 – 1309.14 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">LC </td> <td align="center">QSFP56 </td> <td style="background-color:yellow">OS2: 10k </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">4 </td> <td style="text-align:right;">4 </td> <td>WDM </td></tr> <tr> <td>200GBASE-ER4 </td> <td>802.3cn-2019 (CL122) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1295.56 – 1309.14 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">LC </td> <td align="center">QSFP56 </td> <td style="background-color:yellow">OS2: 40k </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">4 </td> <td style="text-align:right;">4 </td> <td>WDM </td></tr> <tr> <td colspan="11" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="table-success">200 Gigabit Ethernet (200 GbE) (3rd Generation: 100GbE-based) - (<a href="/wiki/Data_signaling_rate" title="Data signaling rate">Data rate</a>: 200 Gbit/s - <a href="/wiki/Line_code" title="Line code">Line code</a>: <a href="/w/index.php?title=256b/257b_encoding&action=edit&redlink=1" class="new" title="256b/257b encoding (page does not exist)">256b/257b</a> × <a href="/wiki/Reed%E2%80%93Solomon_error_correction" title="Reed–Solomon error correction">RS</a>-<a href="/wiki/Forward_error_correction" class="mw-redirect" title="Forward error correction">FEC</a>(544,514) × <a href="/wiki/Pulse-amplitude_modulation" title="Pulse-amplitude modulation">PAM4</a> - Line rate: 2x 53.1250 GBd x2 = 212.5 <a href="/wiki/GBd" class="mw-redirect" title="GBd">GBd</a> - Full-Duplex) <a href="#cite_note-IEEE_40GbE++-39">[39]</a><a href="#cite_note-Brocade_50GbE++-40">[40]</a><a href="#cite_note-NEA_100G_ES-41">[41]</a> </td></tr> <tr> <td>200GAUI-2 </td> <td>802.3ck-2022 (CL120F/G) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Chip-to-chip/ Chip-to-module interface </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td align="center">N/A </td> <td style="text-align:right;">0.25 </td> <td style="text-align:right;">4 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">2 </td> <td>PCBs </td></tr> <tr> <td>200GBASE-KR2 </td> <td>802.3ck-2022 (CL163) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Cu backplane </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">4 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">2 </td> <td>PCBs; total insertion loss of ≤ 28 dB at 26.56 GHz </td></tr> <tr> <td>200GBASE-CR2 </td> <td>802.3ck-2022 (CL162) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">twinaxial copper cable </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">QSFP-DD, QSFP112, SFP-DD112, DSFP, OSFP </td> <td align="center">N/A </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">4 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">2 </td> <td> </td></tr> <tr> <td rowspan="2">200GBASE-VR2 </td> <td rowspan="2">802.3db-2022 (CL167) </td> <td rowspan="2" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td rowspan="2" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fiber 850 nm </td> <td rowspan="2" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO (MPO-12) </td> <td rowspan="2" align="center">QSFP QSFP-DD SFP-DD112 </td> <td style="background-color:#7DF9FF">OM3: 30 </td> <td rowspan="2" style="text-align:right;">4 </td> <td rowspan="2" style="text-align:right;">1 </td> <td rowspan="2" style="text-align:right;">2 </td> <td rowspan="2" style="text-align:right;"> </td></tr> <tr> <td style="background-color:#FF69B4">OM4: 50 </td></tr> <tr> <td rowspan="2">200GBASE-SR2 </td> <td rowspan="2">802.3db-2022 (CL167) </td> <td rowspan="2" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td rowspan="2" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fiber 850 nm </td> <td rowspan="2" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO (MPO-12) </td> <td rowspan="2" align="center">QSFP QSFP-DD SFP-DD112 </td> <td style="background-color:#7DF9FF">OM3: 60 </td> <td rowspan="2" style="text-align:right;">4 </td> <td rowspan="2" style="text-align:right;">1 </td> <td rowspan="2" style="text-align:right;">2 </td> <td rowspan="2" style="text-align:right;"> </td></tr> <tr> <td style="background-color:#FF69B4">OM4: 100 </td></tr> <tr> <td colspan="11" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="table-success">200 Gigabit Ethernet (200 GbE) (4th Generation: 200GbE-based) - (<a href="/wiki/Data_signaling_rate" title="Data signaling rate">Data rate</a>: 200 Gbit/s - <a href="/wiki/Line_code" title="Line code">Line code</a>: <a href="/w/index.php?title=256b/257b_encoding&action=edit&redlink=1" class="new" title="256b/257b encoding (page does not exist)">256b/257b</a> × <a href="/wiki/Reed%E2%80%93Solomon_error_correction" title="Reed–Solomon error correction">RS</a>-<a href="/wiki/Forward_error_correction" class="mw-redirect" title="Forward error correction">FEC</a>(544,514) × <a href="/wiki/Pulse-amplitude_modulation" title="Pulse-amplitude modulation">PAM4</a> - Line rate: 1x 106.25 GBd x2 = 212.5 <a href="/wiki/GBd" class="mw-redirect" title="GBd">GBd</a> - Full-Duplex) </td></tr> <tr> <td>200GAUI-1 </td> <td>802.3dj (CL176D/E) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Chip-to-chip/ Chip-to-module interface </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td align="center">N/A </td> <td style="text-align:right;">0.25 </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">1 </td> <td>PCBs </td></tr> <tr> <td>200GBASE-KR1 </td> <td>802.3dj (CL178) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Cu backplane </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">1 </td> <td>PCBs; total insertion loss of ≤ 40 dB at 53.125 GHz </td></tr> <tr> <td>200GBASE-CR1 </td> <td>802.3dj (CL179) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">twinaxial copper cable </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">TBD </td> <td align="center">N/A </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">1 </td> <td> </td></tr> <tr> <td>200GBASE-DR1 </td> <td>802.3dj (CL180) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fiber 1310 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">TBD </td> <td align="center">TBD </td> <td style="background-color:#FFFF00">OS2: 500 </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">1 </td> <td style="text-align:right;"> </td></tr> </tbody></table> <div class="mw-heading mw-heading3"><h3 id="400G_port_types">400G port types</h3>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=15" title="Edit section: 400G port types">edit</a>]</div> <table class="wikitable" style="text-align:left"> <caption>Legend for fibre-based PHYs<a href="#cite_note-TDG_ETH_2nd-38">[38]</a> </caption> <tbody><tr> <th>Fibre type</th> <th>Introduced</th> <th>Performance </th></tr> <tr> <td style="background-color:orange"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> FDDI 62.5/125 µm</td> <td>1987</td> <td>0160 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:orange"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM1 62.5/125 µm</td> <td>1989</td> <td>0200 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:orange"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM2 50/125 µm</td> <td>1998</td> <td>0500 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:#7DF9FF"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM3 50/125 µm</td> <td>2003</td> <td>1500 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:#FF79BC"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM4 50/125 µm</td> <td>2008</td> <td>3500 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:#66FF00"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM5 50/125 µm</td> <td>2016</td> <td>3500 MHz·km @ 850 nm + 1850 MHz·km @ 950 nm </td></tr> <tr> <td style="background-color:yellow"><a href="/wiki/Single_mode_fibre" class="mw-redirect" title="Single mode fibre">SMF</a> OS1 9/125 µm</td> <td>1998</td> <td>1.0 dB/km @ 1300/1550 nm </td></tr> <tr> <td style="background-color:yellow"><a href="/wiki/Single_mode_fibre" class="mw-redirect" title="Single mode fibre">SMF</a> OS2 9/125 µm</td> <td>2000</td> <td>0.4 dB/km @ 1300/1550 nm </td></tr></tbody></table> <table class="wikitable" style="line-height:110%;"> <tbody><tr> <th>Name </th> <th>Standard </th> <th>Status </th> <th style="width: 170px;">Media </th> <th>Connector </th> <th>Transceiver Module </th> <th>Reach in m </th> <th># <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319">Media (⇆) </th> <th># <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319">λ (→) </th> <th># <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319">Lanes (→) </th> <th>Notes </th></tr> <tr> <td colspan="11" style="background:#FFB; color:black;vertical-align:middle;text-align:center;" class="table-partial">400 Gigabit Ethernet (400 GbE) (1st Generation: 25GbE-based) - (<a href="/wiki/Data_signaling_rate" title="Data signaling rate">Data rate</a>: 400 Gbit/s - <a href="/wiki/Line_code" title="Line code">Line code</a>: <a href="/w/index.php?title=256b/257b_encoding&action=edit&redlink=1" class="new" title="256b/257b encoding (page does not exist)">256b/257b</a> × <a href="/wiki/Reed%E2%80%93Solomon_error_correction" title="Reed–Solomon error correction">RS</a>-<a href="/wiki/Forward_error_correction" class="mw-redirect" title="Forward error correction">FEC</a>(544,514) × <a href="/wiki/Non-return-to-zero" title="Non-return-to-zero">NRZ</a> - Line rate: 16x 26.5625 GBd = 425 <a href="/wiki/GBd" class="mw-redirect" title="GBd">GBd</a> - Full-Duplex) <a href="#cite_note-IEEE_40GbE++-39">[39]</a> </td></tr> <tr> <td>400GAUI-16 </td> <td>802.3bs-2017 (CL120B/C) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Chip-to-chip/ Chip-to-module interface </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">0.25 </td> <td style="text-align:right;">32 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">16 </td> <td>PCBs </td></tr> <tr> <td rowspan="3">400GBASE-SR16 </td> <td rowspan="3">802.3bs-2017 (CL123) </td> <td rowspan="3" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 850 nm </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO/MTP (MPO-32) </td> <td rowspan="3" align="center">CFP8 </td> <td style="background-color:#7DF9FF">OM3: 70 </td> <td rowspan="3" align="right">32 </td> <td rowspan="3" align="right">1 </td> <td rowspan="3" align="right">16 </td> <td rowspan="3"> </td></tr> <tr> <td style="background-color:#FF69B4">OM4: 100 </td></tr> <tr> <td style="background-color:#66FF00">OM5: 100 </td></tr> <tr> <td colspan="11" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="table-success">400 Gigabit Ethernet (400 GbE) (2nd Generation: 50GbE-based) - (<a href="/wiki/Data_signaling_rate" title="Data signaling rate">Data rate</a>: 400 Gbit/s - <a href="/wiki/Line_code" title="Line code">Line code</a>: <a href="/w/index.php?title=256b/257b_encoding&action=edit&redlink=1" class="new" title="256b/257b encoding (page does not exist)">256b/257b</a> × <a href="/wiki/Reed%E2%80%93Solomon_error_correction" title="Reed–Solomon error correction">RS</a>-<a href="/wiki/Forward_error_correction" class="mw-redirect" title="Forward error correction">FEC</a>(544,514) × <a href="/wiki/Pulse-amplitude_modulation" title="Pulse-amplitude modulation">PAM4</a> - Line rate: 8x 26.5625 GBd x2 = 425.0 <a href="/wiki/GBd" class="mw-redirect" title="GBd">GBd</a> - Full-Duplex) <a href="#cite_note-IEEE_40GbE++-39">[39]</a> </td></tr> <tr> <td>400GAUI-8 </td> <td>802.3bs-2017 (CL 120D/E) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Chip-to-chip/ Chip-to-module interface </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">0.25 </td> <td style="text-align:right;">16 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">8 </td> <td>PCBs </td></tr> <tr> <td>400GBASE-KR8 </td> <td style="background:#FFB; color:black;vertical-align:middle;text-align:center;" class="table-partial">proprietary (ETC) (CL120) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Cu-Backplane </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">8 </td> <td>PCBs </td></tr> <tr> <td rowspan="3">400GBASE-SR8 </td> <td rowspan="3">802.3cm-2020 (CL138) </td> <td rowspan="3" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fiber 850 nm </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO/MTP (MPO-16) </td> <td rowspan="3" align="center">QSFP-DD OSFP </td> <td style="background-color:#7DF9FF">OM3: 70 </td> <td rowspan="3" align="right">16 </td> <td rowspan="3" align="right">1 </td> <td rowspan="3" align="right">8 </td> <td rowspan="3"> </td></tr> <tr> <td style="background-color:#FF69B4">OM4: 100 </td></tr> <tr> <td style="background-color:#66FF00">OM5: 100 </td></tr> <tr> <td rowspan="3">400GBASE-SR4.2 (Bidirectional) </td> <td rowspan="3">802.3cm-2020 (CL150) </td> <td rowspan="3" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fiber 850 nm 912 nm </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO/MTP (MPO-12) </td> <td rowspan="3" align="center">QSFP-DD </td> <td style="background-color:#7DF9FF">OM3: 70 </td> <td rowspan="3" align="right">8 </td> <td rowspan="3" align="right">2 </td> <td rowspan="3" align="right">8 </td> <td rowspan="3">Bidirectional <a href="/wiki/Wavelength-division_duplexing" class="mw-redirect" title="Wavelength-division duplexing">WDM</a> </td></tr> <tr> <td style="background-color:#FF69B4">OM4: 100 </td></tr> <tr> <td style="background-color:#66FF00">OM5: 150 </td></tr> <tr> <td>400GBASE-FR8 </td> <td>802.3bs-2017 (CL122) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1273.54 – 1309.14 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">LC </td> <td align="center">QSFP-DD OSFP </td> <td style="background-color:yellow">OS2: 2k </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">8 </td> <td>WDM </td></tr> <tr> <td>400GBASE-LR8 </td> <td>802.3bs-2017 (CL122) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1273.54 – 1309.14 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">LC </td> <td align="center">QSFP-DD OSFP </td> <td style="background-color:yellow">OS2: 10k </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">8 </td> <td>WDM </td></tr> <tr> <td>400GBASE-ER8 </td> <td>802.3cn-2019 (CL122) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1273.54 – 1309.14 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">LC </td> <td align="center">QSFP-DD </td> <td style="background-color:yellow">OS2: 40k </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">8 </td> <td>WDM </td></tr> <tr> <td colspan="11" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="table-success">400 Gigabit Ethernet (400 GbE) (3rd Generation: 100GbE-based) - (<a href="/wiki/Data_signaling_rate" title="Data signaling rate">Data rate</a>: 400 Gbit/s - <a href="/wiki/Line_code" title="Line code">Line code</a>: <a href="/w/index.php?title=256b/257b_encoding&action=edit&redlink=1" class="new" title="256b/257b encoding (page does not exist)">256b/257b</a> × <a href="/wiki/Reed%E2%80%93Solomon_error_correction" title="Reed–Solomon error correction">RS</a>-<a href="/wiki/Forward_error_correction" class="mw-redirect" title="Forward error correction">FEC</a>(544,514) × <a href="/wiki/Pulse-amplitude_modulation" title="Pulse-amplitude modulation">PAM4</a> - Line rate: 4x 53.1250 GBd x2 = 425.0 <a href="/wiki/GBd" class="mw-redirect" title="GBd">GBd</a> - Full-Duplex) <a href="#cite_note-IEEE_40GbE++-39">[39]</a> </td></tr> <tr> <td>400GAUI-4 </td> <td>802.3ck-2022 (CL120F/G) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Chip-to-chip/ Chip-to-module interface </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">0.25 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">4 </td> <td>PCBs </td></tr> <tr> <td>400GBASE-KR4 </td> <td>802.3ck-2022 (CL163) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Cu-Backplane </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">4 </td> <td>PCBs; total insertion loss of ≤ 28 dB at 26.56 GHz </td></tr> <tr> <td>400GBASE-CR4 </td> <td>802.3ck-2022 (CL162) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">twinaxial copper cable </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">QSFP-DD, QSFP112, OSFP </td> <td align="center">N/A </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">4 </td> <td><a href="/wiki/Data_center" title="Data center">Data centres</a> (in-rack) </td></tr> <tr> <td rowspan="3">400GBASE-VR4 </td> <td rowspan="3">802.3db-2022 (CL167) </td> <td rowspan="3" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 850 nm </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO (MPO-12) </td> <td rowspan="3" align="center">QSFP-DD </td> <td style="background-color:#7DF9FF">OM3: 30 </td> <td rowspan="3" align="right">8 </td> <td rowspan="3" align="right">1 </td> <td rowspan="3" align="right">4 </td> <td rowspan="3"> </td></tr> <tr> <td style="background-color:#FF69B4">OM4: 50 </td></tr> <tr> <td style="background-color:#66FF00">OM5: 50 </td></tr> <tr> <td rowspan="3">400GBASE-SR4 </td> <td rowspan="3">802.3db-2022 (CL167) </td> <td rowspan="3" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 850 nm </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO (MPO-12) </td> <td rowspan="3" align="center">QSFP-DD </td> <td style="background-color:#7DF9FF">OM3: 60 </td> <td rowspan="3" align="right">8 </td> <td rowspan="3" align="right">1 </td> <td rowspan="3" align="right">4 </td> <td rowspan="3"> </td></tr> <tr> <td style="background-color:#FF69B4">OM4: 100 </td></tr> <tr> <td style="background-color:#66FF00">OM5: 100 </td></tr> <tr> <td>400GBASE-DR4 </td> <td>802.3bs-2017 (CL124) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1304.5 – 1317.5 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO/MTP (MPO-12) </td> <td align="center">QSFP-DD OSFP </td> <td style="background-color:yellow">OS2: 500 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">4 </td> <td> </td></tr> <tr> <td>400GBASE-DR4-2 </td> <td>802.3df-2024 (CL124) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1304.5 – 1317.5 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO/MTP (MPO-12) </td> <td align="center">QSFP-DD OSFP </td> <td style="background-color:yellow">OS2: 2k </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">4 </td> <td> </td></tr> <tr> <td>400GBASE-XDR4 400GBASE-DR4+ </td> <td style="background:#FFB; color:black;vertical-align:middle;text-align:center;" class="table-partial">proprietary (non IEEE) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1304.5 – 1317.5 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO/MTP (MPO-12) </td> <td align="center">QSFP-DD OSFP </td> <td style="background-color:yellow">OSx: 2k </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">4 </td> <td> </td></tr> <tr> <td>400GBASE-FR4 </td> <td>802.3cu-2021 (CL151) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1271−1331 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">LC </td> <td align="center">QSFP-DD OSFP </td> <td style="background-color:yellow">OS2: 2k </td> <td align="right">2 </td> <td align="right">4 </td> <td align="right">4 </td> <td>Multi-Vendor Standard<a href="#cite_note-400G-FR4-Spec-42">[42]</a> </td></tr> <tr> <td>400GBASE-LR4-6 </td> <td>802.3cu-2021 (CL151) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1271−1331 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">LC </td> <td align="center">QSFP-DD </td> <td style="background-color:yellow">OS2: 6k </td> <td align="right">2 </td> <td align="right">4 </td> <td align="right">4 </td> <td> </td></tr> <tr> <td>400GBASE-LR4-10 </td> <td style="background:#FFB; color:black;vertical-align:middle;text-align:center;" class="table-partial">proprietary (<a href="/wiki/Multi-source_agreement" title="Multi-source agreement">MSA</a>, Sept 2020) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1271−1331 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">LC </td> <td align="center">QSFP-DD </td> <td style="background-color:yellow">OSx: 10k </td> <td align="right">2 </td> <td align="right">4 </td> <td align="right">4 </td> <td>Multi-Vendor Standard<a href="#cite_note-400G-LR4-10-Spec-43">[43]</a> </td></tr> <tr> <td>400GBASE-ZR </td> <td>802.3cw (CL155/156) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">LC </td> <td align="center">QSFP-DD OSFP </td> <td style="background-color:yellow">OSx: 80k </td> <td align="right">2 </td> <td align="right">1 </td> <td align="right">2 </td> <td>59.84375 Gigabaud (DP-16QAM) </td></tr> <tr> <td colspan="11" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="table-success">400 Gigabit Ethernet (400 GbE) (4th Generation: 200GbE-based) - (<a href="/wiki/Data_signaling_rate" title="Data signaling rate">Data rate</a>: 400 Gbit/s - <a href="/wiki/Line_code" title="Line code">Line code</a>: <a href="/w/index.php?title=256b/257b_encoding&action=edit&redlink=1" class="new" title="256b/257b encoding (page does not exist)">256b/257b</a> × <a href="/wiki/Reed%E2%80%93Solomon_error_correction" title="Reed–Solomon error correction">RS</a>-<a href="/wiki/Forward_error_correction" class="mw-redirect" title="Forward error correction">FEC</a>(544,514) × <a href="/wiki/Pulse-amplitude_modulation" title="Pulse-amplitude modulation">PAM4</a> - Line rate: 2x 106.25 GBd x2 = 425 <a href="/wiki/GBd" class="mw-redirect" title="GBd">GBd</a> - Full-Duplex) </td></tr> <tr> <td>400GAUI-2 </td> <td>802.3dj (CL176D/E) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Chip-to-chip/ Chip-to-module interface </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td align="center">N/A </td> <td style="text-align:right;">0.25 </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">1 </td> <td>PCBs </td></tr> <tr> <td>400GBASE-KR2 </td> <td>802.3dj (CL178) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Cu backplane </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">4 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">2 </td> <td>PCBs; total insertion loss of ≤ 40 dB at 53.125 GHz </td></tr> <tr> <td>400GBASE-CR2 </td> <td>802.3dj (CL179) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">twinaxial copper cable </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">TBD </td> <td align="center">N/A </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">4 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">2 </td> <td> </td></tr> <tr> <td>400GBASE-DR2 </td> <td>802.3dj (CL180) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fiber 1310 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">TBD </td> <td align="center">TBD </td> <td style="background-color:#FFFF00">OS2: 500 </td> <td style="text-align:right;">4 </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">2 </td> <td style="text-align:right;"> </td></tr> </tbody></table> <div class="mw-heading mw-heading3"><h3 id="800G_port_types">800G port types</h3>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=16" title="Edit section: 800G port types">edit</a>]</div> <table class="wikitable" style="text-align:left"> <caption>Legend for fibre-based PHYs<a href="#cite_note-TDG_ETH_2nd-38">[38]</a> </caption> <tbody><tr> <th>Fibre type</th> <th>Introduced</th> <th>Performance </th></tr> <tr> <td style="background-color:orange"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> FDDI 62.5/125 µm</td> <td>1987</td> <td>0160 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:orange"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM1 62.5/125 µm</td> <td>1989</td> <td>0200 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:orange"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM2 50/125 µm</td> <td>1998</td> <td>0500 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:#7DF9FF"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM3 50/125 µm</td> <td>2003</td> <td>1500 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:#FF79BC"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM4 50/125 µm</td> <td>2008</td> <td>3500 MHz·km @ 850 nm </td></tr> <tr> <td style="background-color:#66FF00"><a href="/wiki/Multimode_fibre" class="mw-redirect" title="Multimode fibre">MMF</a> OM5 50/125 µm</td> <td>2016</td> <td>3500 MHz·km @ 850 nm + 1850 MHz·km @ 950 nm </td></tr> <tr> <td style="background-color:yellow"><a href="/wiki/Single_mode_fibre" class="mw-redirect" title="Single mode fibre">SMF</a> OS1 9/125 µm</td> <td>1998</td> <td>1.0 dB/km @ 1300/1550 nm </td></tr> <tr> <td style="background-color:yellow"><a href="/wiki/Single_mode_fibre" class="mw-redirect" title="Single mode fibre">SMF</a> OS2 9/125 µm</td> <td>2000</td> <td>0.4 dB/km @ 1300/1550 nm </td></tr></tbody></table> <table class="wikitable" style="line-height:110%;"> <tbody><tr> <th>Name </th> <th>Standard </th> <th>Status </th> <th style="width: 170px;">Media </th> <th>Connector </th> <th>Transceiver Module </th> <th>Reach in m </th> <th># <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319">Media (⇆) </th> <th># <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319">λ (→) </th> <th># <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319">Lanes (→) </th> <th>Notes </th></tr> <tr> <td colspan="11" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="table-success">800 Gigabit Ethernet (800 GbE) (100GbE-based) - (<a href="/wiki/Data_signaling_rate" title="Data signaling rate">Data rate</a>: 800 Gbit/s - <a href="/wiki/Line_code" title="Line code">Line code</a>: <a href="/w/index.php?title=256b/257b_encoding&action=edit&redlink=1" class="new" title="256b/257b encoding (page does not exist)">256b/257b</a> × <a href="/wiki/Reed%E2%80%93Solomon_error_correction" title="Reed–Solomon error correction">RS</a>-<a href="/wiki/Forward_error_correction" class="mw-redirect" title="Forward error correction">FEC</a>(544,514) × <a href="/wiki/Pulse-amplitude_modulation" title="Pulse-amplitude modulation">PAM4</a> - Line rate: 8x 53.1250 GBd x2 = 850 <a href="/wiki/GBd" class="mw-redirect" title="GBd">GBd</a> - Full-Duplex) <a href="#cite_note-IEEE_40GbE++-39">[39]</a> </td></tr> <tr> <td>800GAUI-8 </td> <td>802.3df-2024 (CL120F/G) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Chip-to-chip/ Chip-to-module interface </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">0.25 </td> <td style="text-align:right;">16 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">8 </td> <td>PCBs </td></tr> <tr> <td>800GBASE-KR8 </td> <td>802.3df-2024 (CL163) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Cu-Backplane </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">16 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">8 </td> <td>PCBs; total insertion loss of ≤ 28 dB at 26.56 GHz </td></tr> <tr> <td>800GBASE-CR8 </td> <td>802.3df-2024 (CL162) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">twinaxial copper cable </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">QSFP−DD800 OSFP </td> <td align="center">N/A </td> <td style="text-align:right;">2 </td> <td style="text-align:right;">16 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">8 </td> <td><a href="/wiki/Data_center" title="Data center">Data centres</a> (in-rack) </td></tr> <tr> <td rowspan="3">800GBASE-VR8 </td> <td rowspan="3">802.3df-2024 (CL167) </td> <td rowspan="3" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 850 nm </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO (MPO-16) </td> <td rowspan="3" align="center">QSFP-DD OSFP </td> <td style="background-color:#7DF9FF">OM3: 30 </td> <td rowspan="3" align="right">16 </td> <td rowspan="3" align="right">1 </td> <td rowspan="3" align="right">8 </td> <td rowspan="3"> </td></tr> <tr> <td style="background-color:#FF69B4">OM4: 50 </td></tr> <tr> <td style="background-color:#66FF00">OM5: 50 </td></tr> <tr> <td rowspan="3">800GBASE-SR8 </td> <td rowspan="3">802.3df-2024 (CL167) </td> <td rowspan="3" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 850 nm </td> <td rowspan="3" style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO (MPO-16) </td> <td rowspan="3" align="center">QSFP-DD OSFP </td> <td style="background-color:#7DF9FF">OM3: 60 </td> <td rowspan="3" align="right">16 </td> <td rowspan="3" align="right">1 </td> <td rowspan="3" align="right">8 </td> <td rowspan="3"> </td></tr> <tr> <td style="background-color:#FF69B4">OM4: 100 </td></tr> <tr> <td style="background-color:#66FF00">OM5: 100 </td></tr> <tr> <td>800GBASE-DR8 </td> <td>802.3df-2024 (CL124) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1304.5 – 1317.5 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO/MTP (MPO-16) </td> <td align="center">QSFP-DD OSFP </td> <td style="background-color:yellow">OS2: 500 </td> <td style="text-align:right;">16 </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">8 </td> <td> </td></tr> <tr> <td>800GBASE-DR8-2 </td> <td>802.3df-2024 (CL124) </td> <td style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="active table-active">current </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fibre 1304.5 – 1317.5 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">MPO/MTP (MPO-16) </td> <td align="center">QSFP-DD OSFP </td> <td style="background-color:yellow">OS2: 2k </td> <td style="text-align:right;">16 </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">8 </td></tr> <tr> <td colspan="11" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="table-success">800 Gigabit Ethernet (800 GbE) (200GbE-based) - (<a href="/wiki/Data_signaling_rate" title="Data signaling rate">Data rate</a>: 800 Gbit/s - <a href="/wiki/Line_code" title="Line code">Line code</a>: <a href="/w/index.php?title=256b/257b_encoding&action=edit&redlink=1" class="new" title="256b/257b encoding (page does not exist)">256b/257b</a> × <a href="/wiki/Reed%E2%80%93Solomon_error_correction" title="Reed–Solomon error correction">RS</a>-<a href="/wiki/Forward_error_correction" class="mw-redirect" title="Forward error correction">FEC</a>(544,514) × <a href="/wiki/Pulse-amplitude_modulation" title="Pulse-amplitude modulation">PAM4</a> - Line rate: 4x 106.25 GBd x2 = 850 <a href="/wiki/GBd" class="mw-redirect" title="GBd">GBd</a> - Full-Duplex) </td></tr> <tr> <td>800GAUI-4 </td> <td>802.3dj (CL176D/E) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Chip-to-chip/ Chip-to-module interface </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td align="center">N/A </td> <td style="text-align:right;">0.25 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">4 </td> <td>PCBs </td></tr> <tr> <td>800GBASE-KR4 </td> <td>802.3dj (CL178) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Cu backplane </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">4 </td> <td>PCBs; total insertion loss of ≤ 40 dB at 53.125 GHz </td></tr> <tr> <td>800GBASE-CR4 </td> <td>802.3dj (CL179) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">twinaxial copper cable </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">TBD </td> <td align="center">N/A </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">4 </td> <td> </td></tr> <tr> <td>800GBASE-DR4 </td> <td>802.3dj (CL180) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fiber 1310 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">TBD </td> <td align="center">TBD </td> <td style="background-color:#FFFF00">OS2: 500 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">4 </td> <td style="text-align:right;"> </td></tr> </tbody></table> <div class="mw-heading mw-heading3"><h3 id="1.6T_port_types">1.6T port types</h3>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=17" title="Edit section: 1.6T port types">edit</a>]</div> <table class="wikitable" style="line-height:110%;"> <tbody><tr> <th>Name </th> <th>Standard </th> <th>Status </th> <th style="width: 170px;">Media </th> <th>Connector </th> <th>Transceiver Module </th> <th>Reach in m </th> <th># <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319">Media (⇆) </th> <th># <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319">λ (→) </th> <th># <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1038841319">Lanes (→) </th> <th>Notes </th></tr> <tr> <td colspan="11" style="background: #9EFF9E; color:black; vertical-align: middle; text-align: center;" class="table-success">1.6 Terabit Ethernet (1.6 TbE) (200GbE-based) - (<a href="/wiki/Data_signaling_rate" title="Data signaling rate">Data rate</a>: 1.6 Tbit/s - <a href="/wiki/Line_code" title="Line code">Line code</a>: <a href="/w/index.php?title=256b/257b_encoding&action=edit&redlink=1" class="new" title="256b/257b encoding (page does not exist)">256b/257b</a> × <a href="/wiki/Reed%E2%80%93Solomon_error_correction" title="Reed–Solomon error correction">RS</a>-<a href="/wiki/Forward_error_correction" class="mw-redirect" title="Forward error correction">FEC</a>(544,514) × <a href="/wiki/Pulse-amplitude_modulation" title="Pulse-amplitude modulation">PAM4</a> - Line rate: 8x 106.25 GBd x2 = 1700 <a href="/wiki/GBd" class="mw-redirect" title="GBd">GBd</a> - Full-Duplex) </td></tr> <tr> <td>1.6TAUI-8 </td> <td>802.3dj (CL176D/E) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Chip-to-chip/ Chip-to-module interface </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td align="center">N/A </td> <td style="text-align:right;">0.25 </td> <td style="text-align:right;">16 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">8 </td> <td>PCBs </td></tr> <tr> <td>1.6TBASE-KR8 </td> <td>802.3dj (CL178) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">Cu backplane </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td data-sort-value="" style="background: var(--background-color-interactive, #ececec); color: var(--color-base, inherit); vertical-align: middle; text-align: center;" class="table-na">— </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">16 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">8 </td> <td>PCBs; total insertion loss of ≤ 40 dB at 53.125 GHz </td></tr> <tr> <td>1.6TBASE-CR8 </td> <td>802.3dj (CL179) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">twinaxial copper cable </td> <td style="background: #FFDFFF; color:black; vertical-align: middle; text-align: center;" class="dropped table-dropped">TBD </td> <td align="center">N/A </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">16 </td> <td style="text-align:right;">N/A </td> <td style="text-align:right;">8 </td> <td> </td></tr> <tr> <td>1.6TBASE-DR8 </td> <td>802.3dj (CL180) </td> <td style="background: #E7E7FF; color:black; vertical-align: middle; text-align: center;" class="table-planned">development </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">Fiber 1310 nm </td> <td style="background: #DEF; color:black; vertical-align: middle; text-align: center;" class="table-cast">TBD </td> <td align="center">TBD </td> <td style="background-color:#FFFF00">OS2: 500 </td> <td style="text-align:right;">16 </td> <td style="text-align:right;">1 </td> <td style="text-align:right;">8 </td> <td style="text-align:right;"> </td></tr> </tbody></table> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=18" title="Edit section: See also">edit</a>]</div> <ul><li><a href="/wiki/Ethernet_Alliance" title="Ethernet Alliance">Ethernet Alliance</a></li> <li><a href="/wiki/Interconnect_bottleneck" title="Interconnect bottleneck">Interconnect bottleneck</a></li> <li><a href="/wiki/Fiber-optic_cable" title="Fiber-optic cable">Fiber-optic cable</a></li> <li><a href="/wiki/Optical_communication" title="Optical communication">Optical communication</a></li> <li><a href="/wiki/Parallel_optical_interface" title="Parallel optical interface">Parallel optical interface</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=19" title="Edit section: References">edit</a>]</div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist reflist-columns references-column-width" style="column-width: 30em;"> <ol class="references"> <li id="cite_note-NGOATH-1">^ <a href="#cite_ref-NGOATH_1-0">a</a> <a href="#cite_ref-NGOATH_1-1">b</a> <a href="#cite_ref-NGOATH_1-2">c</a> <style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output 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Retrieved 26 May 2021.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=100glambda.com&rft.atitle=400G-FR4+Technical+Specification&rft.aulast=Nowell&rft.aufirst=Mark&rft_id=http%3A%2F%2F100glambda.com%2Fspecifications%2Fsummary%2F2-specifications%2F7-400g-fr4-technical-spec-d2p0&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"> </li> <li id="cite_note-400G-LR4-10-Spec-43"><a href="#cite_ref-400G-LR4-10-Spec_43-0">^</a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFNowell" class="citation web cs1">Nowell, Mark. <a rel="nofollow" class="external text" href="http://100glambda.com/specifications/summary/2-specifications/10-400g-lr4-10-technical-spec-rev1-0">"400G-LR4-10 Technical Specification"</a>. 100glambda.com. 100G Lambda MSA Group. Retrieved 26 May 2021.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=100glambda.com&rft.atitle=400G-LR4-10+Technical+Specification&rft.aulast=Nowell&rft.aufirst=Mark&rft_id=http%3A%2F%2F100glambda.com%2Fspecifications%2Fsummary%2F2-specifications%2F10-400g-lr4-10-technical-spec-rev1-0&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Further_reading">Further reading</h2>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=20" title="Edit section: Further reading">edit</a>]</div> <ul><li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFChris_Jablonski" class="citation web cs1">Chris Jablonski. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20101029201653/http://www.zdnet.com/blog/emergingtech/researchers-to-develop-1-terabit-ethernet-by-2015/2397">"Researchers to develop 1 Terabit Ethernet by 2015"</a>. ZD Net. Archived from <a rel="nofollow" class="external text" href="https://www.zdnet.com/blog/emergingtech/researchers-to-develop-1-terabit-ethernet-by-2015/2397">the original</a> on October 29, 2010. Retrieved October 9, 2011.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Researchers+to+develop+1+Terabit+Ethernet+by+2015&rft.pub=ZD+Net&rft.au=Chris+Jablonski&rft_id=http%3A%2F%2Fwww.zdnet.com%2Fblog%2Femergingtech%2Fresearchers-to-develop-1-terabit-ethernet-by-2015%2F2397&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFIljitsch_van_Beijnum2011" class="citation web cs1">Iljitsch van Beijnum (August 2011). <a rel="nofollow" class="external text" href="https://arstechnica.com/gadgets/news/2011/07/ethernet-how-does-it-work.ars/1">"Speed matters: how Ethernet went from 3 Mbps to 100 Gbps... and beyond"</a>. Ars Technica. Retrieved October 9, 2011.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Ars+Technica&rft.atitle=Speed+matters%3A+how+Ethernet+went+from+3+Mbps+to+100+Gbps...+and+beyond&rft.date=2011-08&rft.au=Iljitsch+van+Beijnum&rft_id=https%3A%2F%2Farstechnica.com%2Fgadgets%2Fnews%2F2011%2F07%2Fethernet-how-does-it-work.ars%2F1&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFRick_Merritt2011" class="citation news cs1">Rick Merritt (May 9, 2011). <a rel="nofollow" class="external text" href="http://www.thecuttingedgenews.com/index.php?article=52002&pageid=28&pagename=Sci-Tech">"IEEE Looks beyond 100G Ethernet"</a>. The Cutting Edge. Retrieved October 9, 2011.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=IEEE+Looks+beyond+100G+Ethernet&rft.date=2011-05-09&rft.au=Rick+Merritt&rft_id=http%3A%2F%2Fwww.thecuttingedgenews.com%2Findex.php%3Farticle%3D52002%26pageid%3D28%26pagename%3DSci-Tech&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFStephen_Lawson2010" class="citation magazine cs1">Stephen Lawson (February 2, 2010). <a rel="nofollow" class="external text" href="https://www.pcworld.com/article/188412/facebook_sees_need_for_terabit_ethernet.html">"Facebook Sees Need for Terabit Ethernet"</a>. PC World. Retrieved December 15, 2011.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=PC+World&rft.atitle=Facebook+Sees+Need+for+Terabit+Ethernet&rft.date=2010-02-02&rft.au=Stephen+Lawson&rft_id=https%3A%2F%2Fwww.pcworld.com%2Farticle%2F188412%2Ffacebook_sees_need_for_terabit_ethernet.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li> <li>IEEE Reports <ul><li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFD'Ambrosia2010" class="citation journal cs1">D'Ambrosia, John (March 2010). "100 gigabit Ethernet and beyond". IEEE Optical Communications: Design, Technologies, and Applications. 48 (3). <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1109%2FMCOM.2010.5434372">10.1109/MCOM.2010.5434372</a>. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0163-6804">0163-6804</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=IEEE+Optical+Communications%3A+Design%2C+Technologies%2C+and+Applications&rft.atitle=100+gigabit+Ethernet+and+beyond&rft.volume=48&rft.issue=3&rft.date=2010-03&rft_id=info%3Adoi%2F10.1109%2FMCOM.2010.5434372&rft.issn=0163-6804&rft.aulast=D%27Ambrosia&rft.aufirst=John&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFElby2011" class="citation book cs1">Elby, Stuart (July 2011). "The drive towards Terabit Ethernet". 2011 IEEE Photonics Society Summer Topical Meeting Series. pp. 104–105. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1109%2FPHOSST.2011.6000067">10.1109/PHOSST.2011.6000067</a>. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-1-4244-5730-4" title="Special:BookSources/978-1-4244-5730-4"><bdi>978-1-4244-5730-4</bdi></a>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:9077455">9077455</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=The+drive+towards+Terabit+Ethernet&rft.btitle=2011+IEEE+Photonics+Society+Summer+Topical+Meeting+Series&rft.pages=104-105&rft.date=2011-07&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A9077455%23id-name%3DS2CID&rft_id=info%3Adoi%2F10.1109%2FPHOSST.2011.6000067&rft.isbn=978-1-4244-5730-4&rft.aulast=Elby&rft.aufirst=Stuart&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFDetwilerStarkBaschRalph2011" class="citation book cs1">Detwiler, Thomas; Stark, Andrew; Basch, Bert; Ralph, Stephen E. (July 2011). "DQPSK for Terabit Ethernet in the 1310 nm band". 2011 IEEE Photonics Society Summer Topical Meeting Series. pp. 143–144. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1109%2FPHOSST.2011.6000087">10.1109/PHOSST.2011.6000087</a>. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-1-4244-5730-4" title="Special:BookSources/978-1-4244-5730-4"><bdi>978-1-4244-5730-4</bdi></a>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:44199212">44199212</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=DQPSK+for+Terabit+Ethernet+in+the+1310+nm+band&rft.btitle=2011+IEEE+Photonics+Society+Summer+Topical+Meeting+Series&rft.pages=143-144&rft.date=2011-07&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A44199212%23id-name%3DS2CID&rft_id=info%3Adoi%2F10.1109%2FPHOSST.2011.6000087&rft.isbn=978-1-4244-5730-4&rft.aulast=Detwiler&rft.aufirst=Thomas&rft.au=Stark%2C+Andrew&rft.au=Basch%2C+Bert&rft.au=Ralph%2C+Stephen+E.&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li></ul></li></ul> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2>[<a href="/w/index.php?title=Terabit_Ethernet&action=edit&section=21" title="Edit section: External links">edit</a>]</div> <ul><li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFWest2009" class="citation web cs1">West, John (April 3, 2009). <a rel="nofollow" class="external text" href="http://insidehpc.com/2009/04/03/terabit-ethernet-on-the-way/">"Terabit Ethernet on the way"</a>. insideHPC.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=insideHPC&rft.atitle=Terabit+Ethernet+on+the+way&rft.date=2009-04-03&rft.aulast=West&rft.aufirst=John&rft_id=http%3A%2F%2Finsidehpc.com%2F2009%2F04%2F03%2Fterabit-ethernet-on-the-way%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFMellor2009" class="citation web cs1">Mellor, Chris (February 15, 2009). <a rel="nofollow" class="external text" href="https://www.theregister.co.uk/2009/02/16/terabit_ethernet_optics/">"Terabit Ethernet possibilities"</a>. <a href="/wiki/The_Register" title="The Register">The Register</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=The+Register&rft.atitle=Terabit+Ethernet+possibilities&rft.date=2009-02-15&rft.aulast=Mellor&rft.aufirst=Chris&rft_id=https%3A%2F%2Fwww.theregister.co.uk%2F2009%2F02%2F16%2Fterabit_ethernet_optics%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFWang2008" class="citation web cs1">Wang, Brian (April 24, 2008). <a rel="nofollow" class="external text" href="http://nextbigfuture.com/2008/04/terabit-ethernet-around-2015.html">"Terabit Ethernet around 2015"</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Terabit+Ethernet+around+2015&rft.date=2008-04-24&rft.aulast=Wang&rft.aufirst=Brian&rft_id=http%3A%2F%2Fnextbigfuture.com%2F2008%2F04%2Fterabit-ethernet-around-2015.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFDuffy2009" class="citation web cs1">Duffy, Jim (April 20, 2009). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20100514081516/http://www.networkworld.com/news/2009/042009-terabit-ethernet.html">"100 Gigabit Ethernet: Bridge to Terabit Ethernet"</a>. <a href="/wiki/Network_World" class="mw-redirect" title="Network World">Network World</a>. Archived from <a rel="nofollow" class="external text" href="http://www.networkworld.com/news/2009/042009-terabit-ethernet.html">the original</a> on May 14, 2010.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Network+World&rft.atitle=100+Gigabit+Ethernet%3A+Bridge+to+Terabit+Ethernet&rft.date=2009-04-20&rft.aulast=Duffy&rft.aufirst=Jim&rft_id=http%3A%2F%2Fwww.networkworld.com%2Fnews%2F2009%2F042009-terabit-ethernet.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFFleishman2009" class="citation web cs1">Fleishman, Glenn (February 13, 2009). <a rel="nofollow" class="external text" href="https://arstechnica.com/science/news/2009/02/terabit-ethernet-becomes-a-photonic-possibility.ars">"Terabit Ethernet becomes a photonic possibility"</a>. <a href="/wiki/Ars_Technica" title="Ars Technica">Ars Technica</a>. <a href="/wiki/Cond%C3%A9_Nast" title="Condé Nast">Condé Nast</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Ars+Technica&rft.atitle=Terabit+Ethernet+becomes+a+photonic+possibility&rft.date=2009-02-13&rft.aulast=Fleishman&rft.aufirst=Glenn&rft_id=https%3A%2F%2Farstechnica.com%2Fscience%2Fnews%2F2009%2F02%2Fterabit-ethernet-becomes-a-photonic-possibility.ars&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://ieeexplore.ieee.org/browse/standards/get-program/page/series?id=68">"IEEE GET Program - GET 802(R) Standards"</a>. <a href="/wiki/IEEE_Standards_Association" title="IEEE Standards Association">IEEE Standards Association</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=IEEE+GET+Program+-+GET+802%28R%29+Standards&rft.pub=IEEE+Standards+Association&rft_id=https%3A%2F%2Fieeexplore.ieee.org%2Fbrowse%2Fstandards%2Fget-program%2Fpage%2Fseries%3Fid%3D68&rfr_id=info%3Asid%2Fen.wikipedia.org%3ATerabit+Ethernet" class="Z3988"></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol 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.navbox{display:none!important}}</style></div><div role="navigation" class="navbox" aria-labelledby="Ethernet_family_of_local_area_network_technologies" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Ethernet" title="Template:Ethernet"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Ethernet" title="Template talk:Ethernet"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Ethernet" title="Special:EditPage/Template:Ethernet"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Ethernet_family_of_local_area_network_technologies" style="font-size:114%;margin:0 4em"><a href="/wiki/Ethernet" title="Ethernet">Ethernet</a> family of <a href="/wiki/Local_area_network" title="Local area network">local area network</a> technologies</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Speeds</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Classic_Ethernet" title="Classic Ethernet">10 Mbit/s</a></li> <li><a href="/wiki/Fast_Ethernet" title="Fast Ethernet">100 Mbit/s</a></li> <li><a href="/wiki/Gigabit_Ethernet" title="Gigabit Ethernet">1 Gbit/s</a></li> <li><a href="/wiki/2.5GBASE-T_and_5GBASE-T" title="2.5GBASE-T and 5GBASE-T">2.5 and 5 Gbit/s</a></li> <li><a href="/wiki/10_Gigabit_Ethernet" title="10 Gigabit Ethernet">10 Gbit/s</a></li> <li><a href="/wiki/25_Gigabit_Ethernet" title="25 Gigabit Ethernet">25 and 50 Gbit/s</a></li> <li><a href="/wiki/100_Gigabit_Ethernet" title="100 Gigabit Ethernet">40 and 100 Gbit/s</a></li> <li><a class="mw-selflink selflink">200, 400, 800 and 1600 Gbit/s</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">General</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Ethernet_physical_layer" title="Ethernet physical layer">Physical layer</a></li> <li><a href="/wiki/Autonegotiation" title="Autonegotiation">Autonegotiation</a></li> <li><a href="/wiki/EtherType" title="EtherType">EtherType</a></li> <li><a href="/wiki/Ethernet_flow_control" title="Ethernet flow control">Flow control</a></li> <li><a href="/wiki/Ethernet_frame" title="Ethernet frame">Frames</a></li> <li><a href="/wiki/Jumbo_frame" title="Jumbo frame">Jumbos</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Organizations</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/IEEE_802.3" title="IEEE 802.3">IEEE 802.3</a></li> <li><a href="/wiki/Ethernet_Alliance" title="Ethernet Alliance">Ethernet Alliance</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Media</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Ethernet_over_fiber" title="Ethernet over fiber">Fiber</a></li> <li><a href="/wiki/Ethernet_over_twisted_pair" title="Ethernet over twisted pair">Twisted pair</a></li> <li><a href="/wiki/Ethernet_over_coax" title="Ethernet over coax">Coaxial</a></li> <li><a href="/wiki/Ethernet_in_the_first_mile" title="Ethernet in the first mile">First mile</a> <ul><li><a href="/wiki/10G-EPON" title="10G-EPON">10G-EPON</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Historic</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Carrier-sense_multiple_access_with_collision_detection" title="Carrier-sense multiple access with collision detection">CSMA/CD</a></li> <li><a href="/wiki/StarLAN" title="StarLAN">StarLAN</a></li> <li><a href="/wiki/10BROAD36" title="10BROAD36">10BROAD36</a></li> <li><a href="/wiki/10BASE-FB" class="mw-redirect" title="10BASE-FB">10BASE-FB</a></li> <li><a href="/wiki/10BASE-FL" class="mw-redirect" title="10BASE-FL">10BASE-FL</a></li> <li><a href="/wiki/10BASE5" title="10BASE5">10BASE5</a></li> <li><a href="/wiki/10BASE2" title="10BASE2">10BASE2</a></li> <li><a href="/wiki/Medium_Attachment_Unit" title="Medium Attachment Unit">MAU</a></li> <li><a href="/wiki/Fiber-optic_inter-repeater_link" class="mw-redirect" title="Fiber-optic inter-repeater link">FOIRL</a></li> <li><a href="/wiki/100BaseVG" title="100BaseVG">100BaseVG</a></li> <li><a href="/wiki/LattisNet" title="LattisNet">LattisNet</a></li> <li><a href="/wiki/Long_Reach_Ethernet" title="Long Reach Ethernet">Long Reach</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Applications</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Audio_over_Ethernet" title="Audio over Ethernet">Audio</a></li> <li><a href="/wiki/Automotive_Ethernet" class="mw-redirect" title="Automotive Ethernet">Automotive</a></li> <li><a href="/wiki/Carrier_Ethernet" title="Carrier Ethernet">Carrier</a></li> <li><a href="/wiki/Data_center_bridging" title="Data center bridging">Data center</a></li> <li><a href="/wiki/Energy-Efficient_Ethernet" title="Energy-Efficient Ethernet">Energy Efficiency</a></li> <li><a href="/wiki/Industrial_Ethernet" title="Industrial Ethernet">Industrial</a></li> <li><a href="/wiki/Metro_Ethernet" title="Metro Ethernet">Metro</a></li> <li><a href="/wiki/Power_over_Ethernet" title="Power over Ethernet">Power</a></li> <li><a href="/wiki/Synchronous_Ethernet" title="Synchronous Ethernet">Synchronous</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Transceiver" title="Transceiver">Transceivers</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Gigabit_interface_converter" title="Gigabit interface converter">GBIC</a></li> <li><a href="/wiki/Small_Form-factor_Pluggable" title="Small Form-factor Pluggable">SFP/SFP+/QSFP/QSFP+/OSFP</a></li> <li><a href="/wiki/XENPAK" title="XENPAK">XENPAK</a>/<a href="/wiki/X2_transceiver" title="X2 transceiver">X2</a></li> <li><a href="/wiki/XFP_transceiver" title="XFP transceiver">XFP</a></li> <li><a href="/wiki/C_form-factor_pluggable" title="C form-factor pluggable">CFP</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Interfaces</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Attachment_Unit_Interface" title="Attachment Unit Interface">AUI</a></li> <li><a href="/wiki/EAD_socket" title="EAD socket">EAD</a></li> <li><a href="/wiki/Medium-dependent_interface" title="Medium-dependent interface">MDI</a></li> <li><a href="/wiki/Media-independent_interface" title="Media-independent interface">MII</a></li> <li><a href="/wiki/Gigabit_media-independent_interface" class="mw-redirect" title="Gigabit media-independent interface">GMII</a></li> <li><a href="/wiki/10_gigabit_media-independent_interface" class="mw-redirect" title="10 gigabit media-independent interface">XGMII</a></li> 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