From: Petr Lapukhov (petrsoft@gmail.com)
Date: Sun May 28 2006 - 13:40:40 ART
Pierre,
Basically, you cannot classify/mark traffic with class-default on 3550.
At least, it did not work with me :)
You need to match ip packets witch IP access-list, e.g.
class IP
match access-group 100
access-list 100 permit ip any any
policy-map MARK
class IP
set ip dscp 11
HTH
Petr
2006/5/28, Pierre-Alex <paguanel@hotmail.com>:
>
> I am trying to accomplish the following (apparently very basic):
>
>
> Diagram:
>
> R5 --------------(fa0/5)---Switch--(fa0/4)------------------R4
>
>
> Task:
>
> On switch2 mark all packets coming from R5 with af11.
> Do this on port fa 0/5
>
>
> Configs:
>
> On Switch:
>
> interface FastEthernet0/5
> switchport access vlan 34
> switchport mode access
> service-policy input r5-i
>
> policy-map r5-i
> class class-default
> set dscp 11
>
>
> Verification:
>
> I am pinging R4 from R5 and checking the dscp received using a class-map
> on
> R4
> As you can see, no packet is marked
>
> On R4
>
> r4#sh policy-map interface
> Ethernet0/1.34
>
> Service-policy input: marking
>
> Class-map: af11 (match-all)
> 0 packets, 0 bytes
> 30 second offered rate 0 bps
> Match: ip dscp af11 (10)
>
> Class-map: class-default (match-any)
> 1006859 packets, 118805079 bytes
> 30 second offered rate 408000 bps, drop rate 0 bps
> Match: any
>
> Please note that configuring "mls qos trust dscp" removes the service
> policy
> from the interface . So adding this command does not solve the problem
>
> Any idea?
>
> Thanks
>
> Pierre
>
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