Drew, If you'd run into the LC memory CEF diable thing, there should have been a syslog message for that.
-- Aamer Akhter / [EMAIL PROTECTED] Ent & Commercial Systems, cisco Systems > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:cisco-nsp- > [EMAIL PROTECTED] On Behalf Of Drew Weaver > Sent: Monday, August 13, 2007 9:26 AM > To: 'Matt Addison'; [EMAIL PROTECTED]; [email protected] > Subject: Re: [c-nsp] Quick question about redundant connections. > > OK, > > So let us assume it is an issue with FIB, is there any way to detect > that this problem is imminent? Is there a way to track LC RAM > utilization via SNMP or another way? > > Maybe that would be a good first step. > > -Drew > > > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:cisco-nsp- > [EMAIL PROTECTED] On Behalf Of Matt Addison > Sent: Friday, August 10, 2007 12:20 PM > To: [EMAIL PROTECTED]; [email protected] > Subject: Re: [c-nsp] Quick question about redundant connections. > > The "stops routing" sounds like FIB issues causing CEF to turn off on > the linecards. How much memory do you have on the linecards? ( "show > diags | inc (SLOT|MEM-|Engine)" ). If you have less than 256M > processor > memory on any linecard you may want to look into taking it up to 256M. > > To check if this is indeed happening, the next time it happens try > executing a "execute-on slot <slot> show cef state", if CEF is > disabled, > the LC may have run out of memory. > > ~Matt > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Mark Tinka > Sent: Friday, August 10, 2007 11:45 AM > To: [email protected] > Subject: Re: [c-nsp] Quick question about redundant connections. > > On Friday 10 August 2007 22:47, Drew Weaver wrote: > > > Is there a particular scheme for downstream switches to verify that > an > > > upstream router is actually functioning "properly" on a periodic > > basis? > > Sounds like a probable candidate for BFD; but doesn't quite explain why > your box "stops routing". > > BFD: > > http://cisco.com/en/US/products/ps6017/products_feature_guide09186a0080 > 3 > fbe87.html > > Mark. > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
