[c-nsp] OSPF OOB Resync and peer stuck in EXSTART (SeqNumberMismatch)

Phil Mayers p.mayers at imperial.ac.uk
Sat Feb 9 05:25:14 EST 2013

On 02/09/2013 05:05 AM, John Neiberger wrote:

> 1. What triggered the OOB resync in the first place?

I assume there is nothing in the logs for the device, or adjacent 
devices, at the time?

> 2. If the firewall isn't capable of doing OOB resync, why would it send DBD
> packets with the R-bit set? (Perhaps it is capable and just wasn't
> previously setting the LR-bit in hello messages)

You didn't specify the model of the firewall and it's software version, 
so it's difficult to say.

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