The trust diffserv feature is not supported on E-Series ExaScale when you enable an
IPv6 microcode.
Dynamic mapping honors packets marked according to the standard definitions of DSCP. The
default mapping table is shown below:
DSCP/CP hex
Range (XXX)
DSCP
Definition
Traditional IP
Precedence
E-Series
Internal
Queue ID
C-Series and
S-Series
Internal
Queue ID
DSCP/CP
Decimal
111XXX Network
Control
7 3 48–63
110XXX Internetwork
Control
6 3 48–63
101XXX EF
(Expedited
Forwarding)
CRITIC/ECP 5 2 32–47
100XXX AF4 (Assured
Forwarding)
Flash
Override
4 2 32–47
011XXX AF3 Flash 3 1 16–31
010XXX AF2 Immediate 2 1 16–31
001XXX AF1 Priority 1 0 0–15
000XXX BE (Best
Effort)
Best Effort 0 0 0–15
wred
Designate the WRED profile to yellow or green traffic.
E-Series, Z-Series, S4810
Syntax
wred {yellow | green} profile-name
To remove the WRED drop precedence, use the no wred {yellow | green} [
profile-name]
command.
Parameters
yellow | green Enter the keyword yellow for yellow traffic. A DSCP value of xxx110
and xxx100 maps to yellow.
Enter the keyword green for green traffic. A DSCP value of xxx010
maps to green.
profile-name
Enter your WRED profile name in character format (16 character
maximum). Or use one of the five pre-defined WRED profile names.
Pre-defined Profiles: wred_drop, wred-ge_y, wred_ge_g,
wred_teng_y, wred_teng_.
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