[c-nsp] %FIB-3-NOMEM: Malloc Failure, disabling CEF

[Joe Maimon]

Jon Lewis wrote:

> I got paged this morning because one of our routers did this (apparently 
> due to either a memory leak, fragmentation, or both).  Since the router 
> in question does tag-switching to support MPLS VPNs, the result of 
> automatically disabling CEF was pretty undesirable.  I don't suppose 
> there's a config command that would tell the router to do something else 
> (like reboot) when usable memory has been exhausted?

try

exception memory ?

> 
> I suspect this is something many with NPE300's and lower can look forward 
> to in the coming months / year or two.

Seen it already quite a few times. Also a product of IOS bugs....