When deploying an Nokia MPLS network with QoS, how are the EXP bits set?

Question

Ella Parkum · Accepted Answer

The first 3 bits of the DSCP value are copied directly into the EXP field on the first network egress.

Ella Parkum · Accepted Answer

The EXP bits are set on the first network egress, based on a combination of the SAP-ingress classification and the network policy applied.

Ella Parkum · Answer

The 3 priority bits are copied directly from the dot1p header into the EXP field of the first MPLS header.

Ella Parkum · Answer

The EXP bits are set based on a default map that translates DSCP codes into internal forwarding classes on SAP-ingress.

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