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CoS Layer 2 >< ToS Layer 3 | Cisco Collaboration

CoS Layer 2 >< ToS Layer 3

by | Feb 27, 2010 | IOS, Lab, Non classé, QOS, Written Theory

Just as a reminder , CoS marking (Layer 2) doesn’t “survive” to Layer 3 as the route processor will remark it.

It is why the most of the time a Cos to DSCP rewriting policy must be applied on the input direction of the interface.