[c-nsp] BGP Scanner running amok

Jay Hennigan jay at west.net
Fri Jun 18 03:00:34 EDT 2010


On 6/17/10 6:10 AM, Gordon Bezzina wrote:
> Hi,
> 
> Following yesterday's issue with BGP full feed, I have updated the IOS from
> SRD3 to SRE1 on the
> Cisco 7606 (RSP720-3CXL). The BGP continuous resets have been resolved but
> now I have a mad
> BGP Scanner.
> 
> It is running constantly consuming over 60% of my CPU.
> 
> also it is sending lots and lot of updates to a number of my peers.
> Basically
> I have a particular peer who was sent 6,000,000 updates in 6 hours!

External peer?

Are you accidentally leaking routes from your external peers to each
other?  Does "show ip bgp nei w.x.y.z advertised-routes" for all of your
external peers just have your prefixes?  If not, you'll want to fix this.

--
Jay Hennigan - CCIE #7880 - Network Engineering - jay at impulse.net
Impulse Internet Service  -  http://www.impulse.net/
Your local telephone and internet company - 805 884-6323 - WB6RDV


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