Dell Force10 MXL Blade Reference Manual page 488

Usage
Information
wred
Syntax
Parameters
Defaults
Command Modes
Command
History
488 | Quality of Service (QoS)
When trust is configured, 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 default
mapping table is detailed in the following table.
Table 25-5. Standard Default DSCP Mapping Table
DSCP/CP DSCP Definition
hex range
(XXX)
111XXX
110XXX
101XXX EF (Expedited
Forwarding)
100XXX AF4 (Assured
Forwarding)
011XXX AF3
010XXX AF2
001XXX AF1
000XXX BE (Best Effort)
Designate the WRED profile to yellow or green traffic.
wred [[ (yellow | green) profile-name] ecn]
To remove the WRED drop precedence, use the no wred { yellow | green } [
|
yellow green
profile-name
ecn
none
CONFIGURATION (conf-qos-policy-out)
Version 8.3.16.1 Introduced on MXL 10/40GbE Switch IO Module
Traditional IP Precedence
Network Control
Internetwork Control
CRITIC/ECP
Flash Override
Flash
Immediate
Priority
Best Effort
yellow
Enter the keyword for yellow traffic. DSCP value of xxx110 and
xxx100 maps to yellow.
green
Enter the keyword for green traffic. DSCP value of xxx010 maps to
green.
Enter your WRED profile name in character format (16 character
maximum). Or use one of the 5 pre-defined WRED profile names.
Pre-defined Profiles:
wred_drop, wred_teng_y, wred_teng_
wred ecn <cr>
When command is configured, instead of droppping the
packets exponentially, Explicit Congestion Notification (ECN) marking is
made on the packets.
MXL Switch DSCP/CP
Internal Queue ID
decimal
3
48–63
3
2
32–47
2
1
16–31
1
0
0–15
0
profile-name] command.