[c-nsp] Problem with dscp packets marking on 76th platform.

Daniel Husand daniel at fnutt.net
Sun Nov 29 14:26:51 EST 2009


On 25.11.2009 12:09, Teslenko wrote:
> We try to introduce Qos in ours IP/MPLS backbone network,
> constructed on routers 7600th series

There is a hardware limitation in the PFC on the Cat6500/7600 which i 
might think you are hitting.

You can _not_ mark packets ingress (as IP) on this platform and then 
egress them as MPLS. In that scenario the DSCP header will be lost.

-- 
Daniel Husand



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