Dell S4820T Configuration Manual page 802

DSCP/CP hex DSCP Definition
range (XXX)xxx
010XXX AF2
001XXX AF1
000XXX BE (Best Effort)
• Enable the trust DSCP feature.
POLICY-MAP-IN mode
trust diffserv
Honoring dot1p Values on Ingress Packets
Dell Networking OS honors dot1p values on ingress packets with the Trust dot1p feature.
The following table specifies the queue to which the classified traffic is sent based on the dot1p value.
Table 62. Default dot1p to Queue Mapping
dot1p
0
1
2
3
4
5
6
7
Table 63. Default dot1p to Queue Mapping
dot1p
0
1
2
3
4
5
6
7
The dot1p value is also honored for frames on the default VLAN. For more information, refer to
Tagged Frames on the Default
• Enable the trust dot1p feature.
POLICY-MAP-IN mode
trust dot1p
802
Traditional IP
Precedence
Immediate
Priority
Best Effort
Queue ID
2
0
1
3
4
5
6
7
Queue ID
0
0
0
1
2
3
3
3
VLAN.
Internal Queue ID DSCP/CP decimal
1 16–31
0 0–15
0 0–15
Quality of Service (QoS)
Priority-