{"id":3473,"date":"2021-07-01T01:19:17","date_gmt":"2021-07-01T01:19:17","guid":{"rendered":"https:\/\/wiki.thomasandsofia.com\/?p=3473"},"modified":"2021-07-01T10:59:25","modified_gmt":"2021-07-01T10:59:25","slug":"networking-terminologies","status":"publish","type":"post","link":"https:\/\/wiki.thomasandsofia.com\/?p=3473","title":{"rendered":"Networking Terminologies"},"content":{"rendered":"<h3>BGP Border Gateway Protocol<\/h3>\n<ul>\n<li>Used by ISPs to determine best path between Service Providers<\/li>\n<li>Does not count individual routers as Hops, but basically counts an SP as a Hop<\/li>\n<li>Requires a trust between SPs to share BGP information and each SP is responsible for filtering undesirable information they might receive<\/li>\n<\/ul>\n<h2>Channel Protocols<\/h2>\n<p>Used to group connections together for increased speed and redundancy. (If one connection breaks, the other takes over, but speed is reduced).\u00a0 When enabled, both ports work as a single interface.<\/p>\n<ul>\n<li>LAPC (Industry Standard)<\/li>\n<li>PAgP (Cisco Proprietary) Port Aggregation Protocol<\/li>\n<\/ul>\n<h2>Discovery Protocols<\/h2>\n<p>Protocols used by network devices for advertising their identity, capabilities, and neighbors in a LAN<\/p>\n<h3>Vendor Neutral<\/h3>\n<ul>\n<li>LLDP &#8211; Link Layer Discovery Protocol<\/li>\n<\/ul>\n<h3>Proprietary<\/h3>\n<ul>\n<li>CDP &#8211; Cisco Discovery Protocol<\/li>\n<li>FDP &#8211; Foundry Discovery Protocol (Foundry networks, now Brocade)<\/li>\n<li>LLTD &#8211; Link Layer Topology Discovery (Microsoft)<\/li>\n<li>NDP &#8211; Nortel Discovery Protocol<\/li>\n<\/ul>\n<h2>Fabric<\/h2>\n<ul>\n<li>Use BGP for routing?<\/li>\n<\/ul>\n<h2>LAG<\/h2>\n<h3>LDP <strong>Label<\/strong> Distributed Path<\/h3>\n<ul>\n<li>One of the protocols used with MPLS to determine best initial path<\/li>\n<\/ul>\n<h3>LLDP Link Layer Discovery Protocol<\/h3>\n<ul>\n<li>Vendor Neutral link layer discovery protocol used by networking devices for advertising their identity, capabilities, and neighbors in a LAN<\/li>\n<\/ul>\n<h3>MCT &#8211; Multi Chassis Trunking<\/h3>\n<ul>\n<li>Allows port channels across a switch pair<\/li>\n<\/ul>\n<h3>MPLS Multi-Protocol <strong>Label<\/strong> Switching<\/h3>\n<ul>\n<li>Used within a Service Provider to quickly route packets<\/li>\n<li>Attaches a Label between L2 and L3 at ingress and removed on egress<\/li>\n<li>Does not care what the underlying protocol is.\n<ul>\n<li>Attaches a tag at the L2 header for quick read, decision making<\/li>\n<\/ul>\n<\/li>\n<li>Enables High performance traffic forwarding<\/li>\n<li>Uses LDP or RSVP to determine initial best route<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>BGP Border Gateway Protocol Used by ISPs to determine best path between Service Providers Does not count individual routers as Hops, but basically counts an SP as a Hop Requires a trust between SPs to share BGP information and each SP is responsible for filtering undesirable information they might receive Channel Protocols Used to group ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/wiki.thomasandsofia.com\/?p=3473\" title=\"read more...\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[70,71],"tags":[],"class_list":["post-3473","post","type-post","status-publish","format-standard","hentry","category-it-hardware","category-it-terminologies"],"_links":{"self":[{"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/posts\/3473","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3473"}],"version-history":[{"count":4,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/posts\/3473\/revisions"}],"predecessor-version":[{"id":3489,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=\/wp\/v2\/posts\/3473\/revisions\/3489"}],"wp:attachment":[{"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wiki.thomasandsofia.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}