Newbie x Cisco IOS-XR x ROV: BCP to not harassing peer(s) and upstream(s)

Wed May 11 17:32:25 UTC 2022

Hi,

If you are running "soft-reconfiguration inbound rpki-droppped-only" on IOS-XR7, please note CSCwb17937. We had a terrible time with this.

Best regards,

takez

> 2022/05/12 1:43、Pirawat WATANAPONGSE via NANOG <nanog at nanog.org>のメール:
> 
> Dear Guru(s),
> 
> 
> We used to run our ‘Gateway Router’ with ROV turned on.
> Then, we “upgraded” it to a Cisco NCS-55A1 (5500 Series) running IOS-XR just a few weeks ago.
> 
> Consequently, during my rummage through Google for a (the?) best (ROV) configuration template for the new router,
> I found a tutorial by Philip Smith
> [Reference: https://www.bgp4all.com/pfs/_media/workshops/02-rpki.pdf, Slide #55]
> which cautioned me of Cisco IOS-XR essentially “harassing” all peers and upstreams with ‘Route Refresh’ whenever there is a VRP change.
> The tutorial advised turning on ‘Soft Reconfiguration’ to help with the problem.
> 
> On the one hand, we have a very special relationship with our upstream [they’re kind of community transit provider; we have an in-kind stake in them as well], so we obviously don’t want to cause them grievances [their grievance is our grievance].
> On the other hand, we can't afford to just throw away a newly bought gateway and buy a new one.
> 
> So, here goes the question:
> Is setting 'Soft Reconfiguration' enough for me to keep ROV running?
> If not, is there any other solution?
> Or am I screwed anyway?
> 
> I would very much appreciate clarification and pointer(s) to the solution(s).
> 
> 
> Thank you in advance for the help,
> 
> Pirawat.
> 