QOS

Answered Question
Dec 26th, 2008

Hi everybody!

1)Are packets with qos fields cef-switched or switched by layer 3 forwarding engine?

thanks a lot!

I have this problem too.
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Correct Answer by lejoe.thomas about 7 years 11 months ago

Hi Sarah,

Yes they are cef switched is most cases, because packets with QOS fields have the DS field or TOS byte marked in the IP header. So, the normal CEF rules apply except when it is not supported by CEF (adjacency that requires special handling).

HTH

Lejoe

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Correct Answer
lejoe.thomas Fri, 12/26/2008 - 21:04

Hi Sarah,

Yes they are cef switched is most cases, because packets with QOS fields have the DS field or TOS byte marked in the IP header. So, the normal CEF rules apply except when it is not supported by CEF (adjacency that requires special handling).

HTH

Lejoe

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