MPLS and DiffServ
draft-ietf-mpls-diff-ext-08.txt defines two methods:
Using the 3-bit EXP field in the MPLS header and mapping DSCP to EXP
Frame-based Interfaces
Mapping a label per-CoS (per-FEC)
“Label inferred CoS”
ATM
Frame-based interfaces (with high number of COS)
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