{"id":494,"date":"2012-11-17T11:32:44","date_gmt":"2012-11-17T13:32:44","guid":{"rendered":"http:\/\/efagundes.com\/openclass_networking\/?page_id=494"},"modified":"2022-01-16T17:51:16","modified_gmt":"2022-01-16T20:51:16","slug":"sonet-capacidade-de-transporte","status":"publish","type":"page","link":"https:\/\/efagundes.com\/networking\/multiplexacao-2\/sonet-capacidade-de-transporte\/","title":{"rendered":"SONET &#8211; capacidade de transporte"},"content":{"rendered":"<p><a href=\"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide95.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2495\" data-permalink=\"https:\/\/efagundes.com\/networking\/multiplexacao-2\/sonet-capacidade-de-transporte\/slide9-6\/\" data-orig-file=\"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide95.jpg?fit=960%2C720&amp;ssl=1\" data-orig-size=\"960,720\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Slide9\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide95.jpg?fit=960%2C720&amp;ssl=1\" class=\"alignnone size-full wp-image-2495\" src=\"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide95.jpg?resize=960%2C720\" alt=\"Slide9\" width=\"960\" height=\"720\" srcset=\"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide95.jpg?w=960&amp;ssl=1 960w, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide95.jpg?resize=300%2C225&amp;ssl=1 300w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/a><\/p>\n<p>Os quadros de 810 bytes da SONET s\u00e3o mais bem descritos como um ret\u00e2ngulo de bytes, com 90 colunas de largura por nove linhas de altura. Desse modo, 8 x 810 = 6.480 bits s\u00e3o transmitidos oito mil vezes por segundo, o que resulta em uma taxa de dados bruta de 51,84 Mbps. Esse \u00e9 o canal b\u00e1sico da SONET, chamado STS-1 (Synchronous Transport Signal-1). Todos os troncos SONET s\u00e3o m\u00faltiplos do STS-1.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Os quadros de 810 bytes da SONET s\u00e3o mais bem descritos como um ret\u00e2ngulo de bytes, com 90 colunas de largura por nove linhas de altura. Desse modo, 8 x 810 = 6.480 bits s\u00e3o transmitidos oito mil vezes por segundo, o que resulta em uma taxa de dados bruta de 51,84 Mbps. Esse \u00e9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1333,"menu_order":13,"comment_status":"closed","ping_status":"open","template":"","meta":{"footnotes":""},"class_list":["post-494","page","type-page","status-publish","hentry"],"jetpack_shortlink":"https:\/\/wp.me\/P8yKGp-7Y","jetpack-related-posts":[{"id":492,"url":"https:\/\/efagundes.com\/networking\/multiplexacao-2\/sonet\/","url_meta":{"origin":494,"position":0},"title":"SONET","author":"Eduardo Fagundes","date":"17\/11\/2012","format":false,"excerpt":"O projeto SONET tem quadro objetivos principais. O primeiro, a SONET tinha de tornar poss\u00edvel a interliga\u00e7\u00e3o de diferentes concession\u00e1rias em rede. A concretiza\u00e7\u00e3o desse objetivo exigia a defini\u00e7\u00e3o de um padr\u00e3o de sinaliza\u00e7\u00e3o comum relacionado a comprimento de onda, sincroniza\u00e7\u00e3o, estrutura de enquadramento e outras quest\u00f5es. Em segundo lugar,\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"Slide8","src":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide85.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide85.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide85.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide85.jpg?resize=700%2C400 2x"},"classes":[]},{"id":490,"url":"https:\/\/efagundes.com\/networking\/multiplexacao-2\/sdh-sonet\/","url_meta":{"origin":494,"position":1},"title":"SDH-SONET","author":"Eduardo Fagundes","date":"17\/11\/2012","format":false,"excerpt":"No in\u00edcio da utiliza\u00e7\u00e3o da fibra \u00f3ptica, cada companhia telef\u00f4nica tinha seu pr\u00f3prio padr\u00e3o de multiplexa\u00e7\u00e3o TDM patenteado. Depois que a AT&T foi desmembrada em 1984, as companhias telef\u00f4nicas tiveram que padronizar seus sistemas para permitir a interconex\u00e3o para chamadas de longas dist\u00e2ncias. Em 1985, a Bellcore, a unidade de\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"Slide7","src":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide75.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide75.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide75.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide75.jpg?resize=700%2C400 2x"},"classes":[]},{"id":505,"url":"https:\/\/efagundes.com\/networking\/multiplexacao-2\/evolucao-do-transporte-ip-por-fibra-optica\/","url_meta":{"origin":494,"position":2},"title":"Evolu\u00e7\u00e3o do transporte IP por fibra \u00f3ptica","author":"Eduardo Fagundes","date":"17\/11\/2012","format":false,"excerpt":"Transporte IP. Em uma rede geograficamente distribu\u00edda (WAN) ou atrav\u00e9s da Internet, o tr\u00e1fego IP \u00e9 largamente transportado em canais SONET\/SDH, utilizando redes ATM para o gerenciamento da camada ou utilizando SONET diretamente. No futuro \u00e9 esperado que o IP seja transportado diretamente sobre fibras \u00f3pticas utilizando DWDM, como mostra\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"Slide13","src":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide135.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide135.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide135.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide135.jpg?resize=700%2C400 2x"},"classes":[]},{"id":612,"url":"https:\/\/efagundes.com\/networking\/exemplos-de-protocolos\/ppp-point-to-point-protocol-1\/","url_meta":{"origin":494,"position":3},"title":"PPP &#8211; Point-to-Point Protocol (II)","author":"Eduardo Fagundes","date":"17\/11\/2012","format":false,"excerpt":"\u00a0 O formato de quadro PPP foi definido de modo a ter uma apar\u00eancia semelhante ao formato de quadro HDLC. A principal diferen\u00e7a entre o PPP e o HDLC \u00e9 que o primeiro \u00e9 orientado a caracteres, e n\u00e3o a bits. Especificamente, o PPP utiliza a t\u00e9cnica de inser\u00e7\u00e3o de\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide224.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide224.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide224.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide224.jpg?resize=700%2C400 2x"},"classes":[]},{"id":86,"url":"https:\/\/efagundes.com\/networking\/hardware-de-rede\/redes-metropolitanas\/","url_meta":{"origin":494,"position":4},"title":"Redes metropolitanas","author":"Eduardo Fagundes","date":"16\/11\/2012","format":false,"excerpt":"Uma \"Metropolitan Area Network\" \u00e9 basicamente uma WAN com dimens\u00f5es reduzidas, geralmente faz a interliga\u00e7\u00e3o de redes locais. A \u00e1rea abrangida corresponde no m\u00e1ximo a uma cidade. S\u00e3o usadas por exemplo para interligar v\u00e1rios edif\u00edcios afins espalhados na cidade. 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A topologia usa comutadores que estabelecem um circuito l\u00f3gico fim-a-fim que garante a qualidade de servi\u00e7o na\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/efagundes.com.br\/networking\/wp-content\/uploads\/sites\/7\/2012\/11\/Slide101.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com.br\/networking\/wp-content\/uploads\/sites\/7\/2012\/11\/Slide101.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com.br\/networking\/wp-content\/uploads\/sites\/7\/2012\/11\/Slide101.jpg?resize=525%2C300 1.5x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/pages\/494","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/comments?post=494"}],"version-history":[{"count":0,"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/pages\/494\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/pages\/1333"}],"wp:attachment":[{"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/media?parent=494"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}