{"id":105,"date":"2012-11-16T20:01:50","date_gmt":"2012-11-16T22:01:50","guid":{"rendered":"http:\/\/efagundes.com\/openclass_networking\/?page_id=105"},"modified":"2022-01-16T17:49:53","modified_gmt":"2022-01-16T20:49:53","slug":"fluxo-de-informacoes","status":"publish","type":"page","link":"https:\/\/efagundes.com\/networking\/software-de-rede\/fluxo-de-informacoes\/","title":{"rendered":"Fluxo de informa\u00e7\u00f5es"},"content":{"rendered":"<p><a href=\"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide27.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2334\" data-permalink=\"https:\/\/efagundes.com\/networking\/software-de-rede\/fluxo-de-informacoes\/slide27\/\" data-orig-file=\"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide27.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=\"Slide27\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide27.jpg?fit=960%2C720&amp;ssl=1\" class=\"alignnone size-full wp-image-2334\" src=\"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide27.jpg?resize=960%2C720\" alt=\"Slide27\" width=\"960\" height=\"720\" srcset=\"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide27.jpg?w=960&amp;ssl=1 960w, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide27.jpg?resize=300%2C225&amp;ssl=1 300w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/a>Na \u00e1rea das comunica\u00e7\u00f5es, um protocolo \u00e9 um conjunto de regras ou conven\u00e7\u00f5es que governam a opera\u00e7\u00e3o e o interc\u00e2mbio de informa\u00e7\u00f5es entre dois sistemas computadorizados. Tanto o modelo OSI como o TCP\/IP (e tamb\u00e9m o SNA) funcionam atrav\u00e9s de pilhas de protocolos, formando assim diversos n\u00edveis, um utilizando os servi\u00e7os do n\u00edvel inferior, possuindo as seguintes vantagens:<\/p>\n<ul>\n<li>Sistema estruturado;<\/li>\n<li>Facilidade de entendimento e visualiza\u00e7\u00e3o;<\/li>\n<li>Permite a interconex\u00e3o entre sistemas de diferentes fabricantes, desde que o padr\u00e3o de cada n\u00edvel seja aberto.<\/li>\n<\/ul>\n<p>Devido a essas vantagens, os sistemas surgiram estruturados em n\u00edveis, e cada n\u00edvel foi criado com os seguintes objetivos:<\/p>\n<ul>\n<li>Um n\u00edvel deve ser criado sempre que uma nova forma de abstra\u00e7\u00e3o \u00e9 necess\u00e1ria;<\/li>\n<li>Cada n\u00edvel deve executar uma tarefa bem definida;<\/li>\n<li>A tarefa de cada n\u00edvel deve procurar se adaptar a protocolos j\u00e1 existentes;<\/li>\n<li>Os limites entre os n\u00edveis devem ser escolhidos de modo a minimizar o fluxo de informa\u00e7\u00e3o entre eles.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Na \u00e1rea das comunica\u00e7\u00f5es, um protocolo \u00e9 um conjunto de regras ou conven\u00e7\u00f5es que governam a opera\u00e7\u00e3o e o interc\u00e2mbio de informa\u00e7\u00f5es entre dois sistemas computadorizados. Tanto o modelo OSI como o TCP\/IP (e tamb\u00e9m o SNA) funcionam atrav\u00e9s de pilhas de protocolos, formando assim diversos n\u00edveis, um utilizando os servi\u00e7os do n\u00edvel inferior, possuindo [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":99,"menu_order":22,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-105","page","type-page","status-publish","hentry"],"jetpack_shortlink":"https:\/\/wp.me\/P8yKGp-1H","jetpack-related-posts":[{"id":503,"url":"https:\/\/efagundes.com\/networking\/multiplexacao-2\/sdh-capacidade-de-transporte\/","url_meta":{"origin":105,"position":0},"title":"SDH &#8211; Capacidade de transporte","author":"Eduardo Fagundes","date":"17\/11\/2012","format":false,"excerpt":"Vantagens e Restri\u00e7\u00f5es As redes SDH oferecem v\u00e1rios benef\u00edcios, quando comparada com outras tecnologias: O cabe\u00e7alho complexo existente no frame SDH permite a ger\u00eancia (administra\u00e7\u00e3o, opera\u00e7\u00e3o e manuten\u00e7\u00e3o) centralizada da rede; A arquitetura de multiplexa\u00e7\u00e3o s\u00edncrona e a padroniza\u00e7\u00e3o tanto em n\u00edvel de equipamentos como de interfaces, permite o crescimento\u2026","rel":"","context":"Post similar","block_context":{"text":"Post similar","link":""},"img":{"alt_text":"Slide12","src":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide125.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide125.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide125.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/efagundes.com\/networking\/wp-content\/uploads\/sites\/5\/2015\/03\/Slide125.jpg?resize=700%2C400 2x"},"classes":[]},{"id":103,"url":"https:\/\/efagundes.com\/networking\/software-de-rede\/a-arquitetura-filosofo-tradutor-secretaria\/","url_meta":{"origin":105,"position":1},"title":"A arquitetura fil\u00f3sofo-tradutor-secret\u00e1ria","author":"Eduardo Fagundes","date":"16\/11\/2012","format":false,"excerpt":"Para tornar mais claro o conceito de independ\u00eancia entre n\u00edveis, pode-se imaginar a seguinte situa\u00e7\u00e3o hipot\u00e9tica: um fil\u00f3sofo no Brasil querendo se comunicar com outro fil\u00f3sofo na Fran\u00e7a. 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