Any idea what Unknown interface is? CSCtq62370 probably doesn't apply in 4.2.3.
RP/0/RP0/CPU0:CRS#sh route ipv6 2001:648::/32 Routing entry for 2001:648::/32 Known via "bgp 1241", distance 200, metric 0 Tag 5408, type external Installed Jun 6 15:58:53.474 for 00:00:05 Routing Descriptor Blocks fe80::222:83ff:fe42:923d, from 2001:648:2100::1, via Unknown Route metric is 0 No advertising protos. RP/0/RP0/CPU0:CRS#sh route ipv6 2001:648:2100::1 Routing entry for 2001:648:2100::/48 Known via "connected", distance 0, metric 0 (connected) Installed Jan 9 10:07:57.360 for 3w0d Routing Descriptor Blocks directly connected, via TenGigE0/2/0/3.290851 Route metric is 0 No advertising protos. RP/0/RP0/CPU0:CRS#sh cef ipv6 2001:648::/32 det 2001:648::/32, version 2081, internal 0x14000001 (ptr 0x9d9403fc) [1], 0x0 (0x9d1fd548), 0x0 (0x0) Updated Jan 9 10:07:57.376 remote adjacency to UNKNOWN intf 0x012801c0 Prefix Len 32, traffic index 0, precedence routine (0), priority 4 gateway array (0x9cfc0e5c) reference count 5, flags 0x0, source rib (5), 0 backups [6 type 3 flags 0x10101 (0x9d1028c0) ext 0x0 (0x0)] LW-LDI[type=3, refc=1, ptr=0x9d1fd548, sh-ldi=0x9d1028c0] via fe80::222:83ff:fe42:923d, UNKNOWN intf 0x012801c0, 2 dependencies, weight 0, class 0, bgp-ext [flags 0x6020] path-idx 0 [0x9e01619c 0x0] next hop fe80::222:83ff:fe42:923d remote adjacency Load distribution: 0 (refcount 6) Hash OK Interface Address 0 Y UNKNOWN intf 0x012801c0 remote RP/0/RP0/CPU0:CRS#sh cef ipv6 2001:648:2100::1 det 2001:648:2100::/48, version 2080, attached, connected, internal 0x40000c1 (ptr 0x9d9405dc) [1], 0x0 (0x9d1fd5f8), 0x0 (0x0) Updated Jan 9 10:07:57.370 remote adjacency to TenGigE0/2/0/3.290851 Prefix Len 48, traffic index 0, precedence routine (0), priority 0 gateway array (0x9cfc12e4) reference count 1, flags 0x0, source rib (5), 0 backups [2 type 3 flags 0x10101 (0x9d102bd8) ext 0x0 (0x0)] LW-LDI[type=3, refc=1, ptr=0x9d1fd5f8, sh-ldi=0x9d102bd8] via TenGigE0/2/0/3.290851, 4 dependencies, weight 0, class 0 [flags 0x8] path-idx 0 [0x9e0162e0 0x0] remote adjacency Load distribution: 0 (refcount 2) Hash OK Interface Address 0 Y TenGigE0/2/0/3.290851 remote RP/0/RP0/CPU0:CRS#sh route ipv6 2001:648:2ffc:1200::2 Routing entry for 2001:648::/32 Known via "bgp 1241", distance 200, metric 0 Tag 5408, type external Installed Dec 5 11:28:48.223 for 8w0d Routing Descriptor Blocks fe80::222:83ff:fe42:923d, from 2001:648:2100::1, via Unknown Route metric is 0 No advertising protos. RP/0/RP0/CPU0:CRS#tr 2001:648:2ffc:1200::2 Type escape sequence to abort. Tracing the route to 2001:648:2ffc:1200::2 1 * * * 2 * * * Traffic for above network isn't forwarded at all... shut/no shut of bgp neighbor usually solves the problem. -- Tassos _______________________________________________ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/