Assigning a DSCP policy for a global source-VLAN-ID QoS
This global QoS packet-marking option assigns a previously configured DSCP policy (codepoint and 802.1p priority) to IP packets received from the specified VLAN-ID (VID). The switch:
Procedure
- Selects an incoming IP packet on the basis of the VLAN-ID it carries.
- Overwrites the packet's DSCP with the DSCP configured for matching packets.
- Assigns the 802.1p priority associated with the new DSCP.
- Forwards the packet through the appropriate outbound port queue.