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Webcast-Catalyst9k
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What is "mls qos vlan-based" on 6509-E

Hi,

I have following commands under the port channel for vsl link on 6509-E

mls qos trust cos

no mls qos channel-consistency

What they exactly do?

 

Regards.

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The first command says to trust L2 CoS markings (basically 802.1p markings).

The second command, I believe, allows for Etherchannel across different line cards that support different QoS architectures.

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