[c-nsp] Rate limit on 3750

Tassos Chatzithomaoglou achatz at forthnet.gr
Wed Nov 14 03:47:50 EST 2007


Maybe try increasing the burst size of the policer.

Also make sure you get this low speed because of drops, otherwise you need to increase the tcp 
window and/or number of connections on the iperf hosts.

--
Tassos


William wrote on 13/11/2007 7:51 μμ:
> Hi,
> 
> I'm trying to rate limit traffic using class-maps.
> 
> I believe I've got the config right to police the traffic, however,
> I'm not getting the rates I want.
> 
> config goes like:
> 
> ip routing
> mls qos
> !
> class-map match-all interesting
>     match access-group 1
> !
> policy-map interesting
>     class interesting
>     police 32000000 320000 exceed-action drop
> !
> access-list 1 permit x.x.x.x
> 
> int fa1/0/23
> service-policy input interesting
> 
> 
> We have workstation x.x.x.x on port 23, sending data to another host
> on a distant network. Using iperf to send tcp traffic (defaults) we
> get a rate of approx 12mb/s. I want to have a max of 15mb/s for
> 'interesting' traffic. Can anyone tell me where I'm going wrong?
> 
> The software I'm running is ip services 12.2(25)SEB4 on a 3750.
> 
> Cheers,
> 
> W
> _______________________________________________
> cisco-nsp mailing list  cisco-nsp at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-nsp
> archive at http://puck.nether.net/pipermail/cisco-nsp/
> 


More information about the cisco-nsp mailing list