This command marks all packets for the associated traffic stream with the specified class of service (CoS) value in the priority field of the 802.1p header (the only tag in a single tagged packet or the first or outer 802.1Q tag of a double VLAN tagged packet). If the packet does not already contain this header, one is inserted. The CoS value is an integer from 0 to 7.
| Default | 1 |
| Format | mark-cos 0-7 |
| Mode | Policy-Class-Map Config |
| Incompatibilities | Drop, Mark IP DSCP, IP Precedence, Police |
