[c-nsp] C2691-BGP Scanning process.

[McCallum, Robert]

jeeez.  I wouldn't even consider using a 2691 for the full IRT.  Consider
either defaults or
upgrading to a 7200

Robert McCallum 


> -----Original Message-----
> From: Montes, Carlos M [mailto:carlos.m.montes at boeing.com] 
> Sent: 24 November 2004 14:31
> To: cisco-nsp at puck.nether.net
> Subject: [c-nsp] C2691-BGP Scanning process.
> 
> 
> I have three Cisco 2691 routers, each with a single T-1 
> circuit connected to and ISP.  I see that the BGP Scanning 
> process causes the CPU to spike up 100% every 15 seconds or 
> so.  When this happens and I PING through the T-1's out to 
> the directly attached router at the ISP, the ping round trip 
> increases from about 4 ms to 400 ms. 
> We are accepting the full routing table and no default routes 
> or networks.  Shouldn't these routers be able to handle BGP 
> without affecting their performance?  They all have 256MB of 
> RAM. Any suggestions on what to do different here?  I 
> considered asking the ISP's for default routes and filter 
> everything else, or simply just ask them for a default route, 
> but it seems a shame not to be able to choose the shortest 
> BGP path instead of just following a default.  I kind of like 
> the full routing table.
> 
> Carlos
> 
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