[c-nsp] TCN's - Causing brief outages on ASR1K

[Marco Marzetti]

On 18/12/2014 05:59, Blake Dunlap wrote:
> This seems like..."interesting" advice. At that point, you might as
> well just turn spanning-tree off. This is somewhere around cutting off
> your foot to stop your toe bleeding.
>
> That said: This seems like "design problem" not so much "gear
> problem". Why are you running spanning tree with devices you don't
> administratively control? And if you do control them, why the hell are
> you seeing TCNs so often if your network is stable?
>

That happens very often when you buy inter-pops links from your town's 
metro ethernet carrier.