[c-nsp] vs isis delay propagation of loopback interfec

Saku Ytti saku at ytti.fi
Tue Dec 15 13:54:05 EST 2020


Hey,

> Can someone help me out here? I'm trying to find a way to delay the
> propagation of a loopback interface in isis.
>
> The problem is the border node in sd-access, which uses the loopback
> interface for Lisp, and as soon the fabric sees the interface it sends
> traffic to the address.
>
> But at this time bgp might not be ready out of the fabric.

I assume this means you have multiple options in iBGP and you are
redirecting it too early. Perhaps:

set-overload-bit on-startup wait-for-bgp

Or perhaps have another loopback for services which is iBGP only carried.

-- 
  ++ytti


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