beautypg.com

Trust – Dell PowerEdge FX2/FX2s User Manual

Page 403

background image

Qos-policy-output qmap_wg

Rate-shape 100 50

Wred yellow wy

Wred green wg

Dell#

trust

Specify dynamic classification (DSCP) or dot1p to trust.

Syntax

trust {diffserv [fallback]| dot1p [fallback]}

Parameters

diffserv

Enter the keyword diffserv to specify trust of DSCP
markings.

dot1p

Enter the keyword dot1p to specify trust dot1p
configuration.

fallback

Enter the keyword fallback to classify packets according
to their DSCP value as a secondary option in case no match
occurs against the configured class maps.

Defaults

none

Command
Modes

CONFIGURATION (conf-policy-map-in)

Command
History

Version 9.4(0.0)

Supported on the FN I/O aggregator.

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.

DSCP/CP hex

Range (XXX)

DSCP

Definition

Traditional IP

Precedence

MXL Switch

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

403