BGP IPv6 Example
BGP IPv6 Example shows the network topology for this example.
BGP IPv6 Example

Switch1 Configuration
create vlan v1 configure v1 ipaddress 2001:db8:1::1/48 configure v1 add ports 1 create vlan net configure net add ports 3 configure net ipaddress 2001:db8:22::1/48 enable ipforwarding ipv6 configure bgp AS-number 100 configure bgp routerid 1.1.1.1 create bgp neighbor 2001:db8:2131::2 remote-AS-number 100 enable bgp neighbor all capability ipv6-unicast enable bgp neighbor all enable bgp configure bgp add network address-family ipv6-unicast 2001:db8:22::/48 configure iproute add 2001:db8:2131::/48 2001:db8:1::2 configure ospfv3 routerid 1.1.1.1 configure ospfv3 add vlan v1 area 0.0.0.0 enable ospfv3
Switch2 Configuration
create vlan v1 create vlan v2 create vlan lpback enable loopback lpback configure v1 ipaddress 2001:db8:1::2/48 configure v2 ipaddress 2001:db8:2::1/48 configure lpback ipaddress 2001:db8:2131::2/48 enable ipforwarding ipv6 configure v1 add ports 1:9 configure v2 add ports 1:11 configure bgp AS-number 100 configure bgp routerid 1.1.1.2 create bgp neighbor 2001:db8:1::1 remote-AS-number 100 create bgp neighbor 2001:db8:2::2 remote-AS-number 200 configure bgp neighbor 2001:db8:1::1 source-interface ipaddress 2001:db8:2131::2 enable bgp neighbor all capability ipv6-unicast enable bgp neighbor all enable bgp configure ospfv3 routerid 1.1.1.2 configure ospfv3 add vlan all area 0.0.0.0 enable ospfv3
Switch3 Configuration
create vlan v1 create vlan net configure v1 add ports 2:11 configure net add ports 1:23 configure v1 ipaddress 2001:db8:2::2/48 configure net ipaddress 2001:db8:55::1/48 enable ipforwarding ipv6 configure bgp AS-number 200 configure bgp routerid 2.1.1.2 create bgp neighbor 2001:db8:2::1 remote-AS-number 100 enable bgp neighbor all capability ipv6-unicast enable bgp neighbor all enable bgp enable bgp export static address-family ipv6-unicast enable bgp export direct address-family ipv6-unicast configure iproute add 2001:db8:66::/48 2001:db8:55::100
Configuration Displays (show Commands) for Switch2
* Switch2.47 # show bgp neighbor Peer AS Weight State InMsgs OutMsgs(InQ) Up/Down ------------------------------------------------------------------------------- Ie-- 2001:db8:1::1 100 1 ESTABLISHED 17 19 (0 ) 0:0:11:08 Ee-- 2001:db8:2::2 200 1 ESTABLISHED 28 24 (0 ) 0:0:01:53 Flags: (d) disabled, (e) enabled, (E) external peer, (I) internal peer (m) EBGP multihop, (r) route reflector client BGP Peer Statistics Total Peers : 2 EBGP Peers : 1 IBGP Peers : 1 RR Client : 0 EBGP Multihop : 0 Enabled : 2 Disabled : 0 * Switch2.50 # show bgp routes address-family ipv6-unicast all Routes: Destination LPref Weight MED Peer Next-Hop AS-Path ------------------------------------------------------------------------------- * ? 2001:db8:2::/48 100 1 0 2001:db8:2::2 2001:db8:2::2 200 *>? 2001:db8:55::/48 100 1 0 2001:db8:2::2 2001:db8:2::2 200 *>? 2001:db8:66::/48 100 1 0 2001:db8:2::2 2001:db8:2::2 200 *>i 2001:db8:22::/48 100 1 0 2001:db8:1::1 2001:db8:1::1 Flags: (*) Preferred BGP route, (>) Active, (d) Suppressed, (h) History (s) Stale, (m) Multipath, (u) Unfeasible Origin: (?) Incomplete, (e) EGP, (i) IGP BGP Route Statistics Total Rxed Routes : 4 Feasible Routes : 4 Active Routes : 3 Rejected Routes : 0 Unfeasible Routes : 0 Route Statistics on Session Type Routes from Int Peer: 1 Routes from Ext Peer: 3 Switch2.57 # show bgp neighbor 2001:db8:1::1 address-family ipv6-unicast received-routes all Routes: Destination LPref Weight MED Peer Next-Hop AS-Path ----------------------------------------------------------------------------- *>i 2001:db8:22::/48 100 1 0 2001:db8:1::1 2001:db8:1::1 Flags: (*) Preferred BGP route, (>) Active, (d) Suppressed, (h) History (s) Stale, (m) Multipath, (u) Unfeasible Origin: (?) Incomplete, (e) EGP, (i) IGP BGP Route Statistics Total Rxed Routes : 1 Feasible Routes : 1 Active Routes : 1 Rejected Routes : 0 Unfeasible Routes : 0 Switch2.59 # show bgp routes address-family ipv6-unicast detail all Routes: Route: 2001:db8:2::/48, Peer 2001:db8:2::2, BEST Origin Incomplete, Next-Hop 2001:db8:2::2, LPref 100, MED 0 Weight 1, As-PATH: 200 Route: 2001:db8:55::/48, Peer 2001:db8:2::2, BEST, Active Origin Incomplete, Next-Hop 2001:db8:2::2, LPref 100, MED 0 Weight 1, As-PATH: 200 Route: 2001:db8:66::/48, Peer 2001:db8:2::2, BEST, Active Origin Incomplete, Next-Hop 2001:db8:2::2, LPref 100, MED 0 Weight 1, As-PATH: 200 Route: 2001:db8:22::/48, Peer 2001:db8:1::1, BEST, Active Origin IGP, Next-Hop 2001:db8:1::1, LPref 100, MED 0 Weight 1, As-PATH: BGP Route Statistics Total Rxed Routes : 4 Feasible Routes : 4 Active Routes : 3 Rejected Routes : 0 Unfeasible Routes : 0 Route Statistics on Session Type Routes from Int Peer: 1 Routes from Ext Peer: 3 Switch2.72 # sh bgp neighbor 2001:db8:2::2 address-family ipv6-unicast transmitted-routes all Advertised Routes: Destination LPref Weight MED Peer Next-Hop AS-Path ---------------------------------------------------------------------------- >i 2001:db8:22::/48 0 0 2001:db8:2::1 100 Flags: (*) Preferred BGP route, (>) Active, (d) Suppressed, (h) History (s) Stale, (m) Multipath, (u) Unfeasible Origin: (?) Incomplete, (e) EGP, (i) IGP BGP Route Statistics Advertised Routes : 1