Monday, August 22, 2011

EIGRP V6

New in V4 CCIE R and S. EIGRP V6 is found in the configuration guide under the IPV6 EIGRP section and not under EIGRP.

Below is a sample config

ipv6 unicast-routing
ipv6 router eigrp 1
no shut

int e0/0
ipv6 enable
ipv6 eigrp 1


Of note is the fact that the EIGRPV6 router process is shutdown until it is manually enabled with ‘no shut’.
R4(config-rtr)#do show ipv6 eigrp ne
IPv6-EIGRP neighbors for process 1
% EIGRP 1 is in SHUTDOWN

Once the ipv6 router eigrp process is started then the neighbour relationship comes up!

R4(config-rtr)#ipv6 router eigrp 1
R4(config-rtr)#no shut
*Mar 1 00:05:32.727: %DUAL-5-NBRCHANGE: IPv6-EIGRP(0) 1: Neighbor FE80::C003:13FF:FE7C:0 (FastEthernet0/0) is up: new adjacency

R4#s ipv6 eigrp ne
IPv6-EIGRP neighbors for process 1
H Address Interface Hold Uptime SRTT RTO Q Seq (sec) (ms) Cnt Num
0 Link-local address: Fa0/0 013 00:01:38 1980 5000 0 1
FE80::C003:13FF:FE7C:0

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