[c-nsp] Cisco 7206 - High CPU Utilization

Mikael Abrahamsson swmike at swm.pp.se
Wed Dec 17 14:13:11 EST 2008

On Wed, 17 Dec 2008, Spencer Barnes wrote:

> I removed all ACLs and Netflow but that did not have an effect.  I think
> I can move NAT to the core router for testing purposes, I'll try and do
> that tomorrow morning.  IOS version is (C7200-JK9O3S-M), Version
> 12.4(21).

If you're tunneling over 1500 media, doing "ip tcp mss-adjust 1300" on the 
interface where the traffic to encrypt/tunnel is passing 
unencrypted/untunneled, might help you. Worth a try though, you don't want 
multiple tunnel/encrypted packets per packet in the VPN.

Mikael Abrahamsson    email: swmike at swm.pp.se

More information about the cisco-nsp mailing list