[c-nsp] One Cat6k/Sup2T is software switching, its identical partner is not

[Andrew Miehs]

Have you tried swapping the two interfaces between the chassis?

Sent from a mobile device

> On 21 Apr 2015, at 01:16, Jeroen van Ingen <jeroen at zijndomein.nl> wrote:
> 
> Hi,
> 
>> Haven't followed this thread too carefully, so I apologize if I
>> duplicated anyone's suggestion:
>> 
>> Have you checked for:
>> 
>> 1) Are these systems setup for NHRP (hsrp, glbp, vrrp)? If so, is
>> the box that is having the issue the active node?
> 
> Running HSRP, but doesn't make a difference which of the two routers is active. The second router is currently active for all interfaces and groups.
> 
>> 2) Are you running PIM? Is this box the DR?
> 
> Yes, running PIM-SM. This box is DR on some subinterfaces and not on a few others, but changing DR priority doesn't seem to make a difference.
> 
>> 3) Have you checked to see if there is traffic headed to the box,
>> rather than through it that is causing the issue?
> 
> I don't see how it could be related to any traffic coming into the interfaces, because the interfaces are programmed to handle certain features in software even when they are not receiving any traffic.
> 
> 
> Regards,
> 
> Jeroen van Ingen
> ICT Service Centre
> University of Twente, P.O.Box 217, 7500 AE Enschede, The Netherlands
> 
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