Users Guide

Version Description
8.3.1.0 Added fallback to the E-Series.
8.2.1.0 Added dot1p to the C-Series and S-Series.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
7.4.1.0 Added dot1p and IPv6 DSCP .
6.1.1.1 Introduced on the E-Series.
Usage Information
When you configure trust, matched bytes/packets counters are not incremented in the show qos
statistics command.
Dynamic mapping honors packets marked according to the standard definitions of DSCP. The following lists the
default mapping.
Table 3. Default Mapping
DSCP/CP hex
Range (XXX)
DSCP
Definition
Traditional IP
Precedence
S6000 Internal
Queue ID
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.
S6000–ON
Syntax
wred {yellow | green} profile-name
To remove the WRED drop precedence, use the no wred {yellow | green} [profile-name] command.
Quality of Service (QoS) 1259