[quagga-users 14547] Re: Serious BGP issue

jan hugo prins <[email protected]>
Newsgroups gmane.network.quagga.user
Message-ID <[email protected]>
I have gone through the pcap and I can't find anything strange.
I'm happy to share the pcap with you if you want to have a look at it.

I have this peering session now down for almost 2 days and everything is
stable.
I really don't know what could be the cause if this strange behavior.

I heard more people are having issues like this or had issues like this.
Could we make a little list to see if we can find common denominators:

LIke this:

Router that stops forwarding to iBGP:
Version: Quagga 0.99.24.1
Number of Transit sessions (Full table): 2
Number of Transit session (Partial table 137.000 routes): 2
Number of peering sessions 11
Number of iBGP sessions: 2
Identified problem session: Remote router Cisco.
Number of incoming routes on peering session: 51
Number of outgoing routes on peering session: 2

I really don't know if anyone else has been able to identify the session
that creates the problem?

Jan Hugo Prins

On 11/17/2016 06:13 PM, Mike Tancsa wrote:
> On 11/17/2016 11:26 AM, jan hugo prins wrote:
>> Hi,
>>
>> I have indeed some peering links on this router (10 I think)
>> I have found last night and today that the problem is gone when I shut
>> one specific peering session.
>> The moment I shut that peering session all updates come in on the other
>> iBGP peers.
> How strange. Do they have an excessive amount of attributes /
> communities to them ? Uniq capabilities advertised ?
>
> 	---Mike
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