{"id":1207,"date":"2018-05-20T10:01:50","date_gmt":"2018-05-20T10:01:50","guid":{"rendered":"https:\/\/www.quisted.net\/?p=1207"},"modified":"2018-06-29T14:37:41","modified_gmt":"2018-06-29T14:37:41","slug":"dc-unified-fabric-and-fcoe","status":"publish","type":"post","link":"https:\/\/www.quisted.net\/index.php\/2018\/05\/20\/dc-unified-fabric-and-fcoe\/","title":{"rendered":"[DC] Unified Fabric and FCoE"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.quisted.net\/index.php\/2018\/05\/20\/dc-unified-fabric-and-fcoe\/#Unified_Fabric\" >Unified Fabric<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.quisted.net\/index.php\/2018\/05\/20\/dc-unified-fabric-and-fcoe\/#FCoE\" >FCoE<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.quisted.net\/index.php\/2018\/05\/20\/dc-unified-fabric-and-fcoe\/#Data_Center_Bridging\" >Data Center Bridging<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Unified_Fabric\"><\/span><span style=\"color: #993366;\">Unified Fabric<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>Traditional DCs<\/strong>\n<ul>\n<li>LAN and SAN fabric isolation<\/li>\n<li>Server has 2 adapters\u00a0 HBA for SAN and NIC for LAN<\/li>\n<li>Kept completely seperate end-to-end<\/li>\n<\/ul>\n<\/li>\n<li><strong>Unified Fabric DCs<\/strong>\n<ul>\n<li>Server 10G ethernet <strong><span style=\"color: #339966;\">Converged Network Adapters ( CNAs )<\/span><\/strong> for both LAN and SAN ( <strong><span style=\"color: #3366ff;\">FCoE<\/span><\/strong> )<\/li>\n<li>the LAN and SAN traffic is Unified on the same wire providing I\/O consolidation<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"FCoE\"><\/span><span style=\"color: #993366;\">FCoE<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-1214 size-full\" src=\"https:\/\/www.quisted.net\/wp-content\/uploads\/2018\/05\/FCoE.jpg\" alt=\"\" width=\"529\" height=\"261\" srcset=\"https:\/\/www.quisted.net\/wp-content\/uploads\/2018\/05\/FCoE.jpg 529w, https:\/\/www.quisted.net\/wp-content\/uploads\/2018\/05\/FCoE-300x148.jpg 300w\" sizes=\"auto, (max-width: 529px) 100vw, 529px\" \/><\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li>FCoE is a protocol for transporting native FC frames over an 10G ethernet transport link.<\/li>\n<li>Full FC frame is encapsulated onto a <span style=\"color: #3366ff;\">Jumbo<\/span> Ethernet Frame.<\/li>\n<li>FCoE requires <span style=\"color: #3366ff;\">lossless delivery<\/span>.<\/li>\n<li>FCoE requires a seperate FCoE VLAN from a normal VLAN traffic<\/li>\n<\/ul>\n<p>FCoE Terminology<\/p>\n<ul>\n<li><strong>FIP &#8211; FCoE Initialisation Protocol<\/strong><\/li>\n<li><strong>FCF &#8211; FCoE Forwarder <\/strong><em>( switch )<\/em>\n<ul>\n<li>accesswitch connected to the initiator<\/li>\n<\/ul>\n<\/li>\n<li><strong>Enode<\/strong><em> ( server)<\/em>\n<ul>\n<li><em>CNA running FCOE<\/em><\/li>\n<\/ul>\n<\/li>\n<li>Virtual Fibre Channel ( <strong>VFC<\/strong> ) Interface<\/li>\n<li>Virtual Port Types\n<ul>\n<li><em>VN_Port<\/em>\n<ul>\n<li>virtual node port<\/li>\n<\/ul>\n<\/li>\n<li><em>VF_Port<\/em>\n<ul>\n<li>virtual facbric port<\/li>\n<\/ul>\n<\/li>\n<li><em>VE_Port<\/em>\n<ul>\n<li>virtual extension port, switch to switch, multihop<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Data_Center_Bridging\"><\/span><span style=\"color: #993366;\">Data Center Bridging<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Data Center Briding ( <span style=\"color: #3366ff;\"><strong>DCB<\/strong><\/span> ) is a set of IEEE standards for Unified Fabrics<\/li>\n<li>Priority Flow Control ( <strong><span style=\"color: #3366ff;\">PFC<\/span><\/strong> )\u00a0 ( 802.1Qbb )\n<ul>\n<li>Lossless delivery for selected CoS<\/li>\n<\/ul>\n<\/li>\n<li>Enhanced Traffic Selection ( <strong><span style=\"color: #3366ff;\">ETS<\/span><\/strong> ) ( 8021.Qaz )\n<ul>\n<li>Bandwith Management and priority selection<\/li>\n<\/ul>\n<\/li>\n<li>These protocols combined: Datacenter Bridging Exchange<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Unified Fabric Traditional DCs LAN and SAN fabric isolation Server has 2 adapters\u00a0 HBA for SAN and NIC for LAN Kept completely seperate end-to-end Unified Fabric DCs Server 10G ethernet Converged Network Adapters ( CNAs ) for both LAN and SAN ( FCoE ) the LAN and SAN traffic is Unified on the same wire [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[3],"tags":[44,115],"class_list":["post-1207","post","type-post","status-publish","format-standard","hentry","category-dc","tag-fcoe","tag-unified-fabric"],"_links":{"self":[{"href":"https:\/\/www.quisted.net\/index.php\/wp-json\/wp\/v2\/posts\/1207","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.quisted.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.quisted.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.quisted.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.quisted.net\/index.php\/wp-json\/wp\/v2\/comments?post=1207"}],"version-history":[{"count":12,"href":"https:\/\/www.quisted.net\/index.php\/wp-json\/wp\/v2\/posts\/1207\/revisions"}],"predecessor-version":[{"id":1220,"href":"https:\/\/www.quisted.net\/index.php\/wp-json\/wp\/v2\/posts\/1207\/revisions\/1220"}],"wp:attachment":[{"href":"https:\/\/www.quisted.net\/index.php\/wp-json\/wp\/v2\/media?parent=1207"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.quisted.net\/index.php\/wp-json\/wp\/v2\/categories?post=1207"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.quisted.net\/index.php\/wp-json\/wp\/v2\/tags?post=1207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}