{"id":489,"date":"2010-03-21T07:55:23","date_gmt":"2010-03-21T07:55:23","guid":{"rendered":"http:\/\/mccltd.net\/blog\/?p=489"},"modified":"2010-03-26T06:12:18","modified_gmt":"2010-03-26T06:12:18","slug":"basic-ipv6-routing-setup-example","status":"publish","type":"post","link":"http:\/\/darenmatthews.com\/blog\/?p=489","title":{"rendered":"Basic IPv6 Routing Setup – Example"},"content":{"rendered":"

This is a simple example and step-by-step configuration of two LAN segments connecting over a Frame Relay WAN link.\u00a0 IPv6 Addressing is used.<\/p>\n

Before configuring IPv6, use Cisco CDP to see the current interface used to connect from R1 to R2 over the WAN Link (Frame Relay):<\/p>\n

R1#sh cdp nei
\nCapability Codes: R – Router, T – Trans Bridge, B – Source Route Bridge
\nS – Switch, H – Host, I – IGMP, r – Repeater<\/p>\n

Device ID\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Local Intrfce\u00a0\u00a0\u00a0\u00a0 Holdtme\u00a0\u00a0\u00a0 Capability\u00a0 Platform\u00a0 Port ID
\n2924-XL-EN\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Fas 1\/1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 179\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 T S\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 WS-C2924-XFas 0\/6
\nR2\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ser 1\/0.102\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 141\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 R S\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 2611\u00a0\u00a0\u00a0\u00a0\u00a0 Ser 0\/0.201
\nR1#sh run int s1\/0.102
\nBuilding configuration…<\/p>\n

Current configuration : 118 bytes
\n!
\ninterface Serial1\/0.102 point-to-point
\nip address 10.1.2.1 255.255.255.252
\nframe-relay interface-dlci 102
\nend<\/p><\/blockquote>\n

NOW configure IPv6 addresses on WAN<\/p>\n

\"IPv6<\/a><\/p>\n

and then configure LAN interfaces (loopbacks used in this example):<\/p>\n

\"Global<\/a><\/p>\n

R1#
\nR1#conf t
\nEnter configuration commands, one per line.\u00a0 End with CNTL\/Z.
\nR1(config)#int s0\/1.102
\nR1(config-subif)#ipv6 address ?
\nX:X:X:X::X\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 IPv6 link-local address
\nX:X:X:X::X\/<0-128>\u00a0 IPv6 prefix
\nautoconfig\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Obtain address using autoconfiguration<\/p>\n

R1(config-subif)#ipv6 add 2001:210:10:1::1\/64
\nR1(config-subif)#descr Global IANA Delegated Address – One end of WAN
\nR1(config-subif)#ipv6 enable
\nR1(config-subif)#^Z
\nR1#wr<\/p>\n

R1(config)#int lo 6
\nR1(config-if)#ipv6 add 1fe:1111::1\/16
\nR1(config)#description subnet 1111 – Global (Unformatted Prefix) Address
\nR1(config-if)#^Z
\nR1#wr<\/p><\/blockquote>\n

NOW verify.\u00a0 Notice the interfaces have more than one address.\u00a0 The Link Local has been configured<\/p>\n

R1#sh ipv6 int br
\nSerial0\/0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [administratively down\/down]
\nunassigned
\nSerial0\/1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [administratively down\/down]
\nunassigned
\nSerial0\/1.102\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [administratively down\/down]
\nFE80::210:7BFF:FE32:6CF1
\n2001:210:10:1::1
\nSerial0\/2\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [administratively down\/down]
\nunassigned
\nSerial0\/3\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [administratively down\/down]
\nunassigned
\nFastEthernet1\/0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [administratively down\/down]
\nunassigned
\nSerial1\/0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [up\/up]
\nunassigned
\nSerial1\/0.102\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [up\/up]
\nunassigned
\nSerial1\/0.103\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [up\/up]
\nunassigned
\nSerial1\/0.104\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [up\/up]
\nunassigned
\nFastEthernet1\/1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [up\/up]
\nunassigned
\nSerial1\/3\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [administratively down\/down]
\nunassigned
\nLoopback6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [up\/up]
\nFE80::210:7BFF:FE32:6CF1
\n1FE:1111::1<\/p><\/blockquote>\n

NOW connect to the other end of the WAN and configure the LAN and WAN interfaces:<\/p>\n

R1#10.1.2.2
\nTrying 10.1.2.2 … Open<\/p>\n

R2>en
\nPassword:
\nR2#
\nR2#sh cdp nei
\nCapability Codes: R – Router, T – Trans Bridge, B – Source Route Bridge
\nS – Switch, H – Host, I – IGMP, r – Repeater<\/p>\n

Device ID\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Local Intrfce\u00a0\u00a0\u00a0\u00a0 Holdtme\u00a0\u00a0\u00a0 Capability\u00a0 Platform\u00a0 Port ID
\nR1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ser 0\/0.201\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 170\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 R S\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 3620\u00a0\u00a0\u00a0\u00a0\u00a0 Ser 1\/0.102
\nR2#conf t
\nEnter configuration commands, one per line.\u00a0 End with CNTL\/Z.
\nR2(config)#int s0\/0.201
\nR2(config-subif)#ipv6 add 2001:210:10:1::2\/64
\nR1(config-subif)#descr Global IANA Delegated Address – One end of WAN
\nR2(config-subif)#int lo 6
\nR2(config-if)#ipv6 en
\nR2(config-if)#ipv6 add 1fe0:2222::1\/16
\nR1(config)#description subnet 2222 – Global (Unformatted Prefix) Address
\nR2(config-if)#^Z
\nR2#wr
\nBuilding configuration…
\n[OK]
\nR2#<\/p>\n

R2#sh ipv6 int br
\nEthernet0\/0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [up\/down]
\nunassigned
\nSerial0\/0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [up\/up]
\nunassigned
\nSerial0\/0.201\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [up\/up]
\nFE80::209:43FF:FE6C:F0E0
\n2001:210:10:1::2
\nEthernet0\/1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [administratively down\/down]
\nunassigned
\nSerial0\/1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [administratively down\/down]
\nunassigned
\nVirtual-Access1\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [up\/up]
\nunassigned
\nLoopback6\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 [up\/up]
\nFE80::209:43FF:FE6C:F0E0
\n1FE0:2222::1
\nR2#<\/p><\/blockquote>\n

NOW show the routing table to see the directly connected networks.\u00a0 Note that a static route or OSPFv3 \/ RIPNG will need to be configured.<\/p>\n

R2#sh ipv6 rou
\nIPv6 Routing Table – 6 entries
\nCodes: C – Connected, L – Local, S – Static, R – RIP, B – BGP
\nU – Per-user Static route
\nI1 – ISIS L1, I2 – ISIS L2, IA – ISIS interarea
\nO – OSPF intra, OI – OSPF inter, OE1 – OSPF ext 1, OE2 – OSPF ext 2
\nC\u00a0\u00a0 1FE0::\/16 [0\/0]
\nvia ::, Loopback6
\nL\u00a0\u00a0 1FE0:2222::1\/128 [0\/0]
\nvia ::, Loopback6
\nC\u00a0\u00a0 2001:210:10:1::\/64 [0\/0]
\nvia ::, Serial0\/0.201
\nL\u00a0\u00a0 2001:210:10:1::2\/128 [0\/0]
\nvia ::, Serial0\/0.201
\nL\u00a0\u00a0 FE80::\/10 [0\/0]
\nvia ::, Null0
\nL\u00a0\u00a0 FF00::\/8 [0\/0]
\nvia ::, Null0
\nR2#<\/p><\/blockquote>\n

TO configure dynamic routing using RIP NG:
\nR1(config-subif)#ipv6 rip RIPNG metric-offset 2
\nand
\nR2(config-subif)#ipv6 rip RIPNG metric-offset 2<\/p>\n

TO configure OSPFv3:
\nunder each interface:
\nipv6 ospf 1 area 0<\/p>\n

Configure OSPF router:
\nipv6 router ospf 1
\nrouter-id 1.1.1.1
\ndefault-metric 25<\/p>\n","protected":false},"excerpt":{"rendered":"

This is a simple example and step-by-step configuration of two LAN segments connecting over a Frame Relay WAN link.\u00a0 IPv6 Addressing is used.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[83],"tags":[3,22],"_links":{"self":[{"href":"http:\/\/darenmatthews.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/489"}],"collection":[{"href":"http:\/\/darenmatthews.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/darenmatthews.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/darenmatthews.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/darenmatthews.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=489"}],"version-history":[{"count":11,"href":"http:\/\/darenmatthews.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/489\/revisions"}],"predecessor-version":[{"id":545,"href":"http:\/\/darenmatthews.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/489\/revisions\/545"}],"wp:attachment":[{"href":"http:\/\/darenmatthews.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=489"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/darenmatthews.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=489"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/darenmatthews.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}