{"id":431,"date":"2018-10-26T21:46:57","date_gmt":"2018-10-26T21:46:57","guid":{"rendered":"http:\/\/feralpacket.org\/?p=431"},"modified":"2018-10-26T21:46:57","modified_gmt":"2018-10-26T21:46:57","slug":"layer-2-tunneling-protocol-version-3-l2tpv3-notes","status":"publish","type":"post","link":"https:\/\/feralpacket.org\/?p=431","title":{"rendered":"Layer 2 Tunneling Protocol Version 3 (L2TPv3) Notes"},"content":{"rendered":"<p><span style=\"font-weight: bold;\">Layer 2 Tunneling Protocol Version 3 (L2TPv3)<\/span><\/p>\n<p>\u00a0&#8211; Uses IP protocol 115 to connect<\/p>\n<p>\u00a0 \u00a0 \u00a0-&gt; During the troubleshooting portion of the lab, look for ACLs that deny this protocol<\/p>\n<p>\u00a0&#8211; Router-id used to connect must be specified manually<\/p>\n<p>\u00a0 \u00a0 \u00a0-&gt; source router-id<\/p>\n<p>\u00a0&#8211; Encapsulation is L2TPv3<\/p>\n<p>\u00a0 \u00a0 \u00a0-&gt; No LPD \/ MPLS is required in the core<\/p>\n<p>R1(config)# <span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">pseudowire-class ABC<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0encapsulation l2tpv3<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0ip local interface lo0<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">int s0\/1<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0encap ppp<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0xconnect 3.3.3.3 100 pw-class ABC<\/span><\/p>\n<p><span style=\"font-weight: bold;\">AToM<\/span><\/p>\n<p>\u00a0&#8211; XR routers<\/p>\n<p>\u00a0 \u00a0 \u00a0-&gt; Ethernet<\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">int g0\/0\/0\/0<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0no ipv4 add<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0l2transport<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0root<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">l2vpn<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0pw-class ABC<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 encapsulation mpls<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0xconnect group GROUP1<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 p2p R1-to-R3<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 \u00a0int g0\/0\/0\/0<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 \u00a0 neighbor 3.3.3.3 pw-id 100 pw-class ABC<\/span><\/p>\n<p><span style=\"font-weight: bold;\">Frame-relay<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">int pos0\/0\/0\/0.100 point-to-point<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 \u00a0 \u00a0-&gt; .100 = subinterface<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0pvc 100<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">l2vpn<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0pw-class ABC<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 encapsulation mpls<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0xconnect group GROUP1<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 p2p R1-to-R3<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 \u00a0int pos0\/0\/0\/0.100<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 \u00a0 neighbor 3.3.3.3 pw-id 100 pw-class ABC<\/span><\/p>\n<p><span style=\"font-weight: bold;\">L2TPv3<\/span><\/p>\n<p>\u00a0&#8211; XR routers<\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">int g0\/0\/0\/0<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0no ipv4 add<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0l2transport<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">l2vpn<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0pw-class ABC<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 encapsulation l2tpv3<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 protocol l2tpv3<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 \u00a0ipv4 source 1.1.1.1<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0xconnect group GROUP1<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 p2p R1-to-R3<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 \u00a0int g0\/0\/0\/0<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\">\u00a0 \u00a0 neighbor 3.3.3.3 pw-id 100 pw-class ABC<\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\"><\/span><\/p>\n<p><span style=\"background-color:rgb(255, 250, 165);-evernote-highlight:true;\"><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Layer 2 Tunneling Protocol Version 3 (L2TPv3)<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[38,36,31],"class_list":["post-431","post","type-post","status-publish","format-standard","hentry","category-ccie","tag-l2tpv3","tag-l2vpn","tag-published"],"_links":{"self":[{"href":"https:\/\/feralpacket.org\/index.php?rest_route=\/wp\/v2\/posts\/431","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/feralpacket.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/feralpacket.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/feralpacket.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/feralpacket.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=431"}],"version-history":[{"count":1,"href":"https:\/\/feralpacket.org\/index.php?rest_route=\/wp\/v2\/posts\/431\/revisions"}],"predecessor-version":[{"id":451,"href":"https:\/\/feralpacket.org\/index.php?rest_route=\/wp\/v2\/posts\/431\/revisions\/451"}],"wp:attachment":[{"href":"https:\/\/feralpacket.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=431"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feralpacket.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=431"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feralpacket.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}