{"id":770,"date":"2012-11-18T10:37:58","date_gmt":"2012-11-18T12:37:58","guid":{"rendered":"http:\/\/efagundes.com\/openclass_networking\/?page_id=770"},"modified":"2022-01-16T17:52:29","modified_gmt":"2022-01-16T20:52:29","slug":"principios-gerais-do-controle-de-congestionamento","status":"publish","type":"page","link":"https:\/\/efagundes.com\/networking\/algoritmos-de-roteamento\/principios-gerais-do-controle-de-congestionamento\/","title":{"rendered":"Princ\u00edpios gerais do controle de congestionamento"},"content":{"rendered":"<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide255.jpg?resize=960%2C720\" alt=\"\" width=\"960\" height=\"720\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":741,"menu_order":111,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-770","page","type-page","status-publish","hentry"],"jetpack_shortlink":"https:\/\/wp.me\/P8yKGp-cq","jetpack-related-posts":[{"id":774,"url":"https:\/\/efagundes.com\/networking\/algoritmos-de-roteamento\/controle-de-congestionamento-em-sub-redes-de-circuitos-virtuais\/","url_meta":{"origin":770,"position":0},"title":"Controle de congestionamento em sub-redes de circuitos virtuais","author":"Eduardo Fagundes","date":"18\/11\/2012","format":false,"excerpt":"Uma t\u00e9cnica utilizada para impedir que um congestionamento que j\u00e1 tenha come\u00e7ado se torne pior \u00e9 o controle de admiss\u00e3o. A id\u00e9ia \u00e9 simples: uma vez que o congestionamento tenha dado alguma indica\u00e7\u00e3o de sua exist\u00eancia, nenhum outro circuito virtual ser\u00e1 estabelecido at\u00e9 que o problema tenha passo. Uma estrat\u00e9gia\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\/Slide274.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide274.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide274.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide274.jpg?resize=700%2C400 2x"},"classes":[]},{"id":776,"url":"https:\/\/efagundes.com\/networking\/algoritmos-de-roteamento\/pacotes-reguladores-hop-a-hop\/","url_meta":{"origin":770,"position":1},"title":"Pacotes reguladores hop a hop","author":"Eduardo Fagundes","date":"18\/11\/2012","format":false,"excerpt":"Uma t\u00e9cnica de controle de congestionamento \u00e9 utilizar pacotes regulares. Segundo essa abordagem, o roteador enviar\u00e1 um pacote regulador ao host de origem informando o destino encontrado no pacote. O pacote original \u00e9 marcado para que ele n\u00e3o venha a gerar mais pacotes reguladores ao longo do caminho, e depois\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\/Slide284.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide284.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide284.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide284.jpg?resize=700%2C400 2x"},"classes":[]},{"id":768,"url":"https:\/\/efagundes.com\/networking\/algoritmos-de-roteamento\/congestionamento\/","url_meta":{"origin":770,"position":2},"title":"Congestionamento","author":"Eduardo Fagundes","date":"18\/11\/2012","format":false,"excerpt":"O congestionamento ocorre em uma sub-rede quando existem pacotes demais trafegando, ocasionando uma redu\u00e7\u00e3o do desempenho da rede. Quando o n\u00famero de pacotes depositados na sub-rede pelos hosts est\u00e1 dentro de sua capacidade de transporte, eles s\u00e3o todos entregues. Entretanto, quando o tr\u00e1fego aumenta muito, os roteadores j\u00e1 n\u00e3o s\u00e3o\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\/Slide245.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide245.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide245.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide245.jpg?resize=700%2C400 2x"},"classes":[]},{"id":772,"url":"https:\/\/efagundes.com\/networking\/algoritmos-de-roteamento\/politicas-de-prevencao-de-congestionamento\/","url_meta":{"origin":770,"position":3},"title":"Pol\u00edticas de preven\u00e7\u00e3o de congestionamento","author":"Eduardo Fagundes","date":"18\/11\/2012","format":false,"excerpt":"","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\/Slide264.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide264.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide264.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide264.jpg?resize=700%2C400 2x"},"classes":[]},{"id":780,"url":"https:\/\/efagundes.com\/networking\/algoritmos-de-roteamento\/qualidade-de-servico-quality-of-service\/","url_meta":{"origin":770,"position":4},"title":"Qualidade de Servi\u00e7o (Quality of Service)","author":"Eduardo Fagundes","date":"18\/11\/2012","format":false,"excerpt":"Para que uma aplica\u00e7\u00e3o que opere atrav\u00e9s de uma rede de computadores (voz, multim\u00eddia, v\u00eddeo confer\u00eancia, etc.) tenha uma performance satisfat\u00f3ria para atender os requisitos pr\u00e9-determinados \u00e9 importante aplicar tecnologias que garantam o tr\u00e1fego satisfat\u00f3rio e confi\u00e1vel dos dados. Esse \u00e9 o princ\u00edpio b\u00e1sico do QoS (Quality of Servi\u00e7o) ou,\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\/Slide304.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide304.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide304.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide304.jpg?resize=700%2C400 2x"},"classes":[]},{"id":77,"url":"https:\/\/efagundes.com\/networking\/hardware-de-rede\/roteador-dedicado\/","url_meta":{"origin":770,"position":5},"title":"Roteador dedicado","author":"Eduardo Fagundes","date":"16\/11\/2012","format":false,"excerpt":"\u00a0 Em redes geograficamente distribu\u00eddas \u00e9 importante o conceito de roteamento. Entende-se por roteamento \u00e9 a escolha do m\u00f3dulo do n\u00f3 de origem ao n\u00f3 de destino por onde as mensagens devem transitar. Na comuta\u00e7\u00e3o de circuito, nas mensagens ou de pacote. Primeiramente estabelece uma conex\u00e3o entre n\u00f3s de origem\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\/Slide13.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide13.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide13.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide13.jpg?resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/pages\/770","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=770"}],"version-history":[{"count":0,"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/pages\/770\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/pages\/741"}],"wp:attachment":[{"href":"https:\/\/efagundes.com\/networking\/wp-json\/wp\/v2\/media?parent=770"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}