[c-nsp] C7304 and OSPF

[Aivars]

Are they all in one subnet?

Aivars

Friday, March 24, 2006, 7:56:21 AM, you wrote:

PM> Hello all

PM> We have a few Cisco7304 and despite all other problems we are
PM> facing with PXF, we are having problems with unstable ospf. We are
PM> having two of them in a an enviroment where we have several C7401
PM> , C7609 and C7513. The ospf of 7340 whith the other routers is
PM> very untable while the OPSF between all the other router in the
PM> network is OK. All routers are in the same area. C7304 have two
PM> Interfaces,one GE and one FE. Problem is on the GE side. GE has
PM> about 45Megs of traffic. IOS that we are currently running is
PM> :c7300-js-mz.122-20.S8.bin. We did try several IOS for the C7304
PM> but all are having their unique problems.

>>From debuging it seems that the C7304 is not processing the OSPF hellos it receives from the neighbor. The remote neighbor stays in the INIT state. The strange thing is that it does not loose all its neighbors at the same time.. It may loose some of them and after a while some other at random...


PM> Mar 24 05:26:13 EET: %OSPF-5-ADJCHG: Process 1, Nbr x.x.x.141 on
PM> GigabitEthernet0/0 from 2WAY to DOWN, Neighbor Down: Dead timer expired
PM> Mar 24 05:33:13 EET: %OSPF-5-ADJCHG: Process 1, Nbr x.x.x.151 on
PM> GigabitEthernet0/0 from 2WAY to DOWN, Neighbor Down: Dead timer expired
PM> Mar 24 05:51:13 EET: %OSPF-5-ADJCHG: Process 1, Nbr x.x.x.129 on
PM> GigabitEthernet0/0 from 2WAY to DOWN, Neighbor Down: Dead timer expired
PM> Mar 24 05:57:13 EET: %OSPF-5-ADJCHG: Process 1, Nbr x.x.x.140 on
PM> GigabitEthernet0/0 from 2WAY to DOWN, Neighbor Down: Dead timer expired
PM> Mar 24 05:59:33 EET: %OSPF-5-ADJCHG: Process 1, Nbr x.x.x.136 on
PM> GigabitEthernet0/0 from 2WAY to DOWN, Neighbor Down: Dead timer expired
PM> Mar 24 06:23:53 EET: %OSPF-5-ADJCHG: Process 1, x.x.x.142 on
PM> GigabitEthernet0/0 from 2WAY to DOWN, Neighbor Down: Dead timer expired
PM> Mar 24 06:25:33 EET: %OSPF-5-ADJCHG: Process 1, Nbr x.x.x.7 on
PM> GigabitEthernet0/0 from 2WAY to DOWN, Neighbor Down: Dead timer expired
PM> Mar 24 06:26:48 EET: %OSPF-5-ADJCHG: Process 1, Nbr x.x.x.158 on
PM> GigabitEthernet0/0 from FULL to DOWN, Neighbor Down: Dead timer expired
PM> Mar 24 06:27:53 EET: %OSPF-5-ADJCHG: Process 1, Nbr x.x.x.140 on
PM> GigabitEthernet0/0 from 2WAY to DOWN, Neighbor Down: Dead timer expired

PM> Ay idea?
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