Dell Force10 C150 Configuration Manual page 865

Apply an input QoS policy to an input policy map
Apply an input QoS policy to an input policy map using the command
POLICY-MAP-IN mode.
Honor DSCP values on ingress packets
FTOS provides the ability to honor DSCP values on ingress packets using Trust DSCP feature. Enable this
feature using the command
DSCP definitions, and indicates to which queues FTOS maps DSCP values. When Trust DSCP is
configured the matched packets and matched bytes counters are not incremented in
Table 41-5. Default DSCP to Queue Mapping
DSCP/CP
hex range
(XXX)xxx DSCP Definition
111XXX
110XXX
101XXX EF (Expedited
Forwarding)
100XXX AF4 (Assured
Forwarding)
011XXX AF3
010XXX AF2
001XXX AF1
000XXX BE (Best Effort)
trust diffserv
from POLICY-MAP-IN mode.
Traditional IP
Precedence
Network Control
Internetwork Control
CRITIC/ECP
Flash Override
Flash
Immediate
Priority
Best Effort
policy-aggregate
Table 41-5
E-Series C-Series
Internal Internal
Queue ID Queue ID
7 3
6 3
5 2
4 2
3 1
2 1
1 0
0 0
from
lists the standard
show qos statistics
.
S-Series
Internal DSCP/CP
Queue ID decimal
3
48–63
3
2
32–47
2
1
16–31
1
0
0–15
0
Quality of Service | 865