[c-nsp] increase MTU lowering load?

Justin M. Streiner streiner at cluebyfour.org
Tue Apr 2 12:28:01 EDT 2013

On Tue, 2 Apr 2013, Nikolay Shopik wrote:

> Will increase MTU from standard 1500 to 9000 will lower load on software 
> based routers (ISR/ISR2, 7200)? Lets assume average packet size will be much 
> larger than 1500.
> And since there less pps, load should be lower or I miss something?

The load would likely be somewhat lower, since the routers would need to 
forward fewer packets, but other elements in your network (switches, 
servers, etc) would need to be configured to take advantage of the larger 
MTU for the change on your routers to have much effect.


More information about the cisco-nsp mailing list