[c-nsp] ISPF (was: Backup methods in MPLS networks)

[Phil Bedard]

I have seen it deployed in a fairly large environment with no ill  
effects.

Phil


On Jan 8, 2007, at 6:03 PM, Anton Kapela wrote:

>
>> adjacent nodes.    Works the same way as an IGP, where you keep
>> candidate paths around for faster convergence during a failure.
>
> In the same vein, are folks finding ISPF stable in the field? Has  
> anyone
> enabled this on their ospf speaking boxen in a "large" network?
>
> Also, if anyone has done some lab trials I'd be interested to know the
> outcome. If folks haven't tested this (but could easily), perhaps they
> could construct an almost-full-mesh of a dozen or so routers, ISPF
> enabled on each, fill lsa db's with lots of type-2's, then script the
> oscillation of links within the network. Hopefully it wouldn't fail
> differently with ISPF disabled, but something tells me not to assume
> anything. For some reason I have a unsettled feeling about features
> added to Cisco OSPF post-Katz.
>
> -Tk