Re: 3550 QoS Marking

From: Niche (jackyliu419@gmail.com)
Date: Tue Nov 15 2005 - 00:19:36 GMT-3


Hi there,

"mls qos cos 3" will not kick-in cause your port is not a trunk port (and I
assume that port is not connecting to a 7960). You can use class-default for
marking remaining traffic to precedence 3.

Cheers~
Jacky

On 11/15/05, Daniel Berlinski <Daniel.Berlinski@telecom.co.nz> wrote:
>
> Hi everyone.
>
> Will the following configs mark HTTP traffic coming from vlan 12 with
> precedence 5 and mark the remaining traffic with precedence 3?
>
>
>
-----------------------------------------------------------------------------
---------------------------------------------
> mls qos
> access-list 170 permit tcp any any eq www
>
> class-map match-any HTTP
> match access-group 170
> class-map match-all VLAN12
> match vlan 12
> match class-map HTTP
>
> policy-map MARKING
> class VLAN12
> set ip precedence 5
>
> interface FastEthernet0/2
> switchport access vlan 12
> switchport mode access
> mls qos cos 3
> service-policy input MARKING
>
> Rack1SW1#sh mls qos inter fa0/2
> FastEthernet0/2
> Attached policy-map for Ingress: MARKING
> trust state: not trusted
> trust mode: not trusted
> COS override: dis
> default COS: 3
> DSCP Mutation Map: Default DSCP Mutation Map
> trust device: none
>
>
-----------------------------------------------------------------------------
------------------------------------------------------------------
>
> From the documentation CD: "You cannot configure both port-based
> classification and VLAN-based classification at the same time. When you
> configure the match vlan vlan-list command, the class map becomes per-port
> per-VLAN based. If you configure a policy map that contains both port-based
> and VLAN-based class maps, the switch rejects the policy map when you
attach
> it to an interface"
>
> Will "mls qos cos 3" under the interface mark the remaining traffic with
> precedence 3?
>
> Best regards
>
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