North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Cisco 7507, erratic behaviour
On Mon, 10 Feb 2003, Andy Dills wrote: > > On Fri, 7 Feb 2003, Andy Dills wrote: > > > > > On Fri, 7 Feb 2003, Drew Weaver wrote: > > > > > > > > Howdy, Im having a little difficulty with a 7507, when I do sh run > > > it just returns a newline and doesn't show me any the running-configuration. > > > My privelege level is 15, and this worked yesterday. I also did wr term, > > > same thing.. New line.. Nothing.. My start-config hasn't been modified, and > > > show start works great. Everything is working Ok in the router, however I am > > > concerned for obvious reasons. ;-) > > > > Reload it, and when it asks if you want to save the changed config, say no > > (unless you're a masochist.) > > Ironically, this happened to a buddy of mine this weekend, and he was in a > situation where he couldn't reload for several hours and really needed to > change the running config...so, I did a couple of searches to see if I > could figure anything out for him, and I came across a post by Jared Mauch > on the cisco list (this question would have been better asked there in the > first place) that suggested doing a "clear ip route *". Sure enough, that > cleared up the memory logjam and access to the running-config was > restored. I've seen this too and it is caused by not having enough free memory to produce the running config. Clearing routes usually works as it frees up a lot of memory. In my experience the only time this occurred in production was because of a memory leak in the IOS, check your sh proc mem,m find the issue and consider if it is a bug and a change of ios req'd Steve
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