[c-nsp] cisco BRAS operational questions

Chuck Church chuckchurch at gmail.com
Fri Jan 20 10:13:07 EST 2012

I used the IP traffic export last year on a 3925.  Seemed to work without
issue.  Was a lightly used circuit at the time, can't comment on the CPU
impact, if there is any.


-----Original Message-----
From: cisco-nsp-bounces at puck.nether.net
[mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Jon Simola
Sent: Thursday, January 19, 2012 7:31 PM
To: Cisco-nsp
Subject: Re: [c-nsp] cisco BRAS operational questions

On Thu, Jan 19, 2012 at 2:54 PM, Patrick Cole <z at amused.net> wrote:

>>       For troubleshooting purposes, we find it helpful to be able to 
>> use tcpdump to capture packets. We do it by mac address and sometimes 
>> by customer PPP interface. Aside from having a span port on the 
>> switch, is there any way we could get a feed from the 7201 for this
> You should be able to do with with the IOS images that have lawful
> I am not sure if there is another way I don't know about.

IOS Embedded Packet Capture
IP Traffic Export

I've read up on both but haven't implemented either.


Jon Simola
CCNA Security

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