CINXE.COM
Just a moment...
<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'non-interactive',cRay: '9134c3736ea6a042',cH: 'DnJgwn6THm1Ngau6bFOXNaJyvWvNy7gSKw4Uml7zZvA-1739784676-1.2.1.1-W5i87EdAkkC85_gb7VjglE4jvHVzCsyv1maQZOyELf13M1BM321MoWsAMgWovGoB',cUPMDTk: "\/abstracts\/search?q=internet%20service%20provider&__cf_chl_tk=duIzNLBj43XXANxKpUaBDKiukxtx_29LrRhWM6oZv2I-1739784676-1.0.1.1-U6QukWRJiZPFuK5QNkMmVATzRhRAbfmvi2UzqnJj9Ac",cFPWv: 'b',cITimeS: '1739784676',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=internet%20service%20provider&__cf_chl_f_tk=duIzNLBj43XXANxKpUaBDKiukxtx_29LrRhWM6oZv2I-1739784676-1.0.1.1-U6QukWRJiZPFuK5QNkMmVATzRhRAbfmvi2UzqnJj9Ac",md: "0CXqavI6.ZkYQojx4QADrNg6psmyljfXHURbLDbOq7k-1739784676-1.2.1.1-M8IB9w0DoeiiVQCok4.aXAGN2B7ZFdoW9XoUj8wskz5PNtyxUTPMEjMt2B9C8cyQjmee95D7LlhkBZgqcOa5t4DmErSwaQ7jQajSkKJAmoAVvuVWICI4KjXnrc8hnoi3HZXtwaqGqt3rqB1_BNUXFfKCyfcp_ShJghPVHii.7A9SqfXWcQBOOwN_igKgGN3K_vXtcGqiu6_c9Wp75COYR7VJXKsvxx0VNhE7wBcDBjmPUEOnYbdQf9i8EmVNTLeHZuSan8lDs.rdgo0MQ2VnMEmXKAeIZHSXekkPh0EmlyjSGgsFLdN.RwMHjGLq41kA8V9ukGTKkYqqQZtUXWUuh9EVG3ESdKZxXhx2UUWF1AzTzImpQQzT.Jqlbs8D_aKiqAjUOZZ61lrzN17.RaXGNPgHvrFFXdZZPxzfUnRV6C7Iz3tLVDTtLuaeshHTYi_X916_wolaEThs_DDKo3Mjv7yoyLl8HbO83dG3MbWdyloDRFtcfQ2OsBIpIc2.VaMlj2_snEZKJp0oIY8Ps1rCuUn8g3lryVlrPYgQlk6vdBxDfavucYMFQ.hRsZNq_bCjZ8rPng53Ww91zJSxpvkrnNmuSkJsWxfVhVgRLI0KrE2b6bz4UnWRB.Vm4U_gHuCWi59vKk4A2MrPuMBOwODqjQdXI_VCE4hoMNjDV_O.mgUcJuQ_D22ilF9SSBWG8VyoZ5BKUNo7tZxAQDKBVR00Xcb85pUlLL3SWN6B.NA3g8UnzaU5U.kisk4a1Ncvbp1JPg99mirWBZT0xzy2CQ94V6Mbtfij1I.DiFDEtBc6Oh7jAlhxxpvb9bkypyiwfYmQv94sX8I0Lufsk_b0ATVDJpPQ9VItzpBD2UdvI0wqFU7A2BR7hmyOFXDz0po2G6PTvS6EVsM.46h7XFpYYzt03DZ0vQkngmeKjOXVmk3N4Gx1NJOFrQOnojrtZBdRlCwLbxvd3Wvtfh5ZtJ6zrnhBDlIrLdAc2UX.fjHh6OZdPP1VhsN9RbjCf_W_0Tqe6D70R8xZdNAuYO0NOumTBc.NJPKY9bETjr.qL.J1MtfwzOZq_mm3Jyr_n67edjs4lBDghkS1576DYQchkNjAsuObVhE2nK_SqkMnFUb8EUrtXHStZLutNQI5BJmIK9sPVZGDarS4PwFL.C9csFivkZAgM4zx.fk7DpN6zfj9bRZUnWMmu0TDkBIX8UASdyoCYwUQTUFDVRYcPxyZYgLrFjT424cdza3x2tuVZs5AruHGzHxCiioxfuMtLghNmL0VKDx8umHGKkVBCfsn6hyPnwvP025R0_BkU5qyqpvKQxwyXNcpJ8k1NtBdVSjQ1Q9j0klDl94r9TIz94S5ZPBkd8QT7Xr0gwbLmJkB2mbGhe0qbt5X0oVuZLaInUj35XK9TI3kRtQVof7EDVWBKG32TGIq9xE07zFZGpo8inhzm5m_8GXNRo4W6V3dS9kS8TNh13suTB5MDXaWOISIqSx2XxMPRRowKRO_25RRl1qewYyTSD00Zp1wxaapr4u_ajvprq8kaObtOQhEfb.6DFwi_AwYtBgFZTxKY1xMzC3thjOUYizGh8ZjzLEke44PdaJZ3xePT10dsJQ1GHhGHw3dp5WL.9zVqg8mO7Be3.Fn6nIxWtJiDmSm19WaYYUH6L.HQPZKPHePJtiyhhzrJ2_ffi9w9jELOk3KymQdkjRcJooWa8KNrThFirYAX2Nb35KF9Cy2LeIIhaTm89cEPuHrUxT7KyIPEqD_PRpgROsiF4goSWD0uMSAzJZUvVT0045JzGmQewxeVPVBiPLlu_kulvFeK5AmEcS6FlrMgDLmjpR9xQ5_6eW5biSCznj_ZFuGAnM96UFq7uLWd4AoeSiLrnsibcHg8F3NuiWfSSZunpkkyDruquIp6ixIpsjNWFHMr6rkWjWwDOZA9LoNvYispka_r9_mL6pzhRAKb6NfoSLyolyhqXcfqnVUEyqYozKCMLwS05YflOXbV5p47Of3Lgv1Tg",mdrd: "hQUZz36Zr_yWRag9zKrXuqTiN3jMallEBuKJ6s_tDyk-1739784676-1.2.1.1-BAUx0eZZmA1hEdL3pRb.I2Nct8ptZ_MMRKb8ErjkVHjLvrSNooYZJZ5XZsIxqebAyOy_YczCBMzhvusGmg23pOKpnpwr8gx5uONh0IA36KgFT_lxjSI7Y1k_7R8vGI9YhkKtLWRAT1pAvdH.wkuG2trFtuhsYenhY_hq6W7WIhTr.pDhB7y4GM_5ITqfRp5WhM16jB9lXijMkkZW.OWolWygH8uXTnSn5lleRHys1uq2MKg..Bptlar7ft_1th2eRYrd.RhAihziIAdVfu.I3q54s9JrdGjZt4c.J4y649bJXCUJQI56tKGw3p5SERDuzmt.n2_mUKPlZZikD7jhF72lE.r3qpsGBbPCeB5cwTWdobAiimySD96OxsNbakBjWRWx.4FrBtGWgLkw08zCh1OfHwh_uDWQHkHBDT7wsW1r6JpklaAsL1P1P9d.ilR8uO0_WdgxToCBVF_dHXsaKz1S1Y.SlQLhk5_k0PfCfRwi1LAeXcFv1pacD_lydOW2qR0lKD8aJti4vR2ZAsgO3A3VsUHulUeFuzD7rqiMDGhTRyyr9qAdfDEEtXhkhhiLmUhh0BH_qpdP8KlmQn1a9iwb7WS6wSfZ0uTJgwYyRUeJhUPqXU001E5wEq7Fd1xa8m2_bkzQ8UV5.qgnYE.taoDCZPC.6axfAxCPsFP0GBxff1eLHJbELCeJCkuvTCC3ACi4zSBw0zfEHFQ_kwgxJ26seBzg8iJ6eQJnLqElpqzuIWiZAOTiB.WzHgUtxlpOI1r3ONBPu1JezAFiunlFUqcme4uhwSV__w_YpHYf1pxxqpk_HxFIMGrh4ratWejLpgvXpXvPJJytMI974NPL3_bgwIBCrU31r2yYPvunl5e0oj_vQGmzmnKRWoTMC5Jf0UQxyDKYrYoQ5g.HDHcx5Ha2cR7LOIm2OBgvACeHnxiIh.AXjxtoFVs5A6_PHTLBxoTCidjzY.R745wljK5K1k1nKK86iNfKOMayrTZ46SsbApDjBHy5LPn8xtX.79RVl_RfijnXHdbUSfoJkYTdah_.NcMsQyv5aMorkF9548GHG1tjyFzHsDH2ue3LWUrZvOVgVDMApO90_NkgKHyeeDllVs9ttoykQdpa3Lv884I1BxkDEiySerzkqZ5I_tm7_cP6JtjPDPLvBxfby2pmUvez36HBPdmvxUczBYniVQW_bNpEzEFfIqNI4MwfYKm01ENJ6T_wZb_sAWwXV2anUfTLWPDszV8qDhKUgMJwk66nVR0FhcahiVCeLae9hnIB9wNd1ay4Q9_C1eK85OhudYDCZ.p9A0vKJkRxZkm8eZJ0xRJHEqHlhzlFPIg250zKr5ITkXnuA4.e.Krsy8pn7WM5cLFR0d1oz_HK7rsHxXVIS0_F1fh9PENPhgWx8RMUR.hpmBGERlOxKyAe6ebn172DU820KhOezNA8bSi4.y_kSOmvi9G4V2KkjsnEpVW9rB9R6Bqi9v.UMmLtyhzw_N8Y7MLZp.RqXSpKxtEOiMlOia5nZlTkn_4zPP50nDxjf9miy8Ty5LRjbJNbCeHlHZ6wswlZUn2nc3IBM4Iq55ymiozTkb_.VMuNkJcs27OY4l3z4VJUXp7fzreXNLVBkwBzn0tUwdb_sKdPzQAaxtd4nhhu2LjJiaJG7PJS42bRz_hrpvBcq4ppQDmZSmprLThSajhtRm6gmQR_cT2CnXs47K5TqIVViUwvuvB3wC7Wz.RuAoyUYfTBjEglkHCYf7FF9IAxUqM64lNpEabK6WrSIri04UoksE_cZCBoIHg91arJTtQJYcsbwPMETnDSoSx7QqPI7LcXgl1dIvjAT7wFiXMDsBeZbQc4oJ4lVpxb9nmSQ3_pt36WQJ.N8Yjb0rg.u3qZmTJteD5DjTKFNZ4HGYGSq.xvBHgSF6pyZ5DLsCsqLb6duqbYasRIcut0MND_fK23yUrGBo7tPFAYspQQdKdgZwqGORalf2wfvIgsOILv4J9J5ZMz9bZviczktw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9134c3736ea6a042';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/abstracts\/search?q=internet%20service%20provider&__cf_chl_rt_tk=duIzNLBj43XXANxKpUaBDKiukxtx_29LrRhWM6oZv2I-1739784676-1.0.1.1-U6QukWRJiZPFuK5QNkMmVATzRhRAbfmvi2UzqnJj9Ac" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>