ECS4660-28F_Management Guide-R03

C HAPTER 10 | Class of Service
Layer 3/4 Priority Settings
– 319 –
◆ CoS – Class-of-Service value. (Range: 0-7)
◆ CFI – Canonical Format Indicator. Set to this parameter to “0” to
indicate that the MAC address information carried in the frame is in
canonical format. (Range: 0-1)
WEB INTERFACE
To map internal per-hop behavior and drop precedence values to CoS
values in the web interface:
1. Click Traffic, Priority, DSCP to CoS.
1. Select Configure from the Action list.
2. Select a port.
3. Select any PHB and drop precedence pair within the internal priority
map, and then set the corresponding CoS/CFI pair.
4. Click Apply.
Figure 144: Configuring DSCP to CoS Egress Mapping
Table 19: Mapping Internal PHB/Drop Precedence to CoS/CFI Values
Drop Precedence
Per-hop Behavior
0 (green) 1 (red) 3 (yellow)
0 (0,0) (0,0) (0,0)
1 (1,0) (1,0) (1,0)
2 (2,0) (2,0) (2,0)
3 (3,0) (3,0) (3,0)
4 (4,0) (4,0) (4,0)
5 (5,0) (5,0) (5,0)
6 (6,0) (6,0) (6,0)
7 (7,0) (7,0) (7,0)