RE: A Question about 3550 QoS

From: Brent.Bowers@cox.com
Date: Tue Jun 01 2004 - 20:31:44 GMT-3


In my testing on a 3550 it does actually change the TOS bits. If you have access to a 3550 please test it out and check it against a packet analyzer to verify the change.

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of Peng Zheng
Sent: Tuesday, June 01, 2004 3:01 PM
To: Bowers, Brent (CCI-San Diego); tomasz.szymanski@trecom.pl
Cc: ccielab@groupstudy.com
Subject: RE: A Question about 3550 QoS

I think this will set cos, not ip precedence. Am I
wrong?

--- Brent.Bowers@cox.com wrote:
> mls qos cos 5
> mls qos cos override
>
> Should do the trick...
>
>
>
> -----Original Message-----
> From: nobody@groupstudy.com
> [mailto:nobody@groupstudy.com]On Behalf Of Tomasz
> Szymanski
> Sent: Tuesday, June 01, 2004 1:49 PM
> To: Peng Zheng
> Cc: ccielab@groupstudy.com
> Subject: Re: A Question about 3550 QoS
>
> I tried some examples today and watched the packets
> with Ethereal.
>
> class class-default will not match ip traffic (I
> don't know why but it
> didn't work)
>
>
> Peng Zheng wrote:
>
> >Requirement: on port fa 0/6, it is in Vlan 10, set
> ip
> >preference of all traffic from that port to
> critical.
> >
> >Can I use this?
> >
> >policy-map TEST
> >class class-default
> >set ip preference critical
> >
> >int fa 0/6
> >switch access vlan 10
> >switch mode access
> >service-policy input TEST
> >
> >Thanks for any reply.
> >
> >
> >
> >
> >
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