control plane overloaded by traffic? are you doing control plane policing? Mark Tech wrote: > Hi > I have a couple of GSR's and 7600'2 running ldp in an an MPLS test > environment. All of a sudden 1 GSR has lost all its LDP neighours. I have > cleared the mpls ldp neighours, and finally ended up rebooting the router > with no success > > Here is an brief output of some ldp commands: > > > ---------here the LDP suddenly dropped-------- > Nov 6 14:44:45 GMT: %SYS-5-CONFIG_I: Configured from console by vty0 > (5.14.64.1) > Nov 6 14:47:05 GMT: %LDP-5-GR: GR session 5.14.95.243:0 (inst. 3): > interrupted--recovery pending > Nov 6 14:47:05 GMT: %LDP-5-NBRCHG: LDP Neighbor 5.14.95.243:0 (0) is DOWN > (Session KeepAlive Timer expired) > Nov 6 14:47:28 GMT: %LDP-5-GR: GR session 5.14.95.245:0 (inst. 2): > interrupted--recovery pending > Nov 6 14:47:28 GMT: %LDP-5-NBRCHG: LDP Neighbor 5.14.95.245:0 (0) is DOWN > (Session KeepAlive Timer expired) > Nov 6 14:47:37 GMT: %LDP-5-GR: GR session 5.14.95.244:0 (inst. 1): > interrupted--recovery pending > > rt-lon-12#sh mpls ldp neighbor > > rt-lon-12#sh mpls ldp discovery > Local LDP Identifier: > 5.14.95.246:0 > Discovery Sources: > Interfaces: > Port-channel1 (ldp): xmit/recv > LDP Id: 5.14.95.243:0 > Port-channel2 (ldp): xmit/recv > LDP Id: 5.14.95.244:0 > Port-channel3 (ldp): xmit/recv > LDP Id: 5.14.95.245:0 > > rt-lon-12#sh mpls interfaces > Interface IP Tunnel Operational > GigabitEthernet0/0/0 Yes No Yes > GigabitEthernet0/0/1 Yes No Yes > GigabitEthernet0/0/2 Yes No Yes > GigabitEthernet0/0/3 Yes No Yes > GigabitEthernet0/0/4 Yes No Yes > GigabitEthernet0/0/5 Yes No Yes > Port-channel1 Yes (ldp) No Yes > Port-channel2 Yes (ldp) No Yes > Port-channel3 Yes (ldp) No Yes > > Anyone have any ideas? This has been working for over a month now and all > other routers are up and using LDP successfully. In fact the other GSR this > is connected to is a carbon-copy, bar IP addresses > > Regards > > Mark > > > > > _______________________________________________ > 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/ >
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