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Table 61. Default DSCP to Queue Mapping
DSCP/CP hex range
(XXX)xxx
DSCP Denition Traditional IP
Precedence
Internal Queue ID DSCP/CP decimal
111XXX Network Control 3 48–63
110XXX Internetwork Control 3 48–63
101XXX EF (Expedited
Forwarding)
CRITIC/ECP 2 32–47
100XXX AF4 (Assured
Forwarding)
Flash Override 2 32–47
011XXX AF3 Flash 1 16–31
010XXX AF2 Immediate 1 16–31
001XXX AF1 Priority 0 0–15
000XXX BE (Best Eort) Best Eort 0 0–15
• Enable the trust DSCP feature.
POLICY-MAP-IN mode
trust diffserv
Honoring dot1p Values on Ingress Packets
Dell EMC Networking OS honors dot1p values on ingress packets with the Trust dot1p feature.
The following table species the queue to which the classied trac is sent based on the dot1p value.
Table 62. Default dot1p to Queue Mapping
dot1p Queue ID
0 1
1 0
2 2
3 3
4 4
5 5
6 6
7 7
Table 63. Default dot1p to Queue Mapping
dot1p Queue ID
0 0
1 0
2 0
3 1
4 2
5 3
Quality of Service (QoS) 669