3Com 3CRDSF9PWR-US - OfficeConnect Managed Fast Ethernet PoE..., User Manual

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176 C
HAPTER
13: C
ONFIGURING
Q
UALITY OF
S
ERVICE
Configuring DSCP to
CoS Mapping
The DSCP to CoS Setup Page contains fields for mapping DSCP settings to
traffic queues. DSCP priority values are mapped to default Class of
Service values according to recommendations in the IEEE 802.1p
standard, and then subsequently mapped to the four traffic queues.
Monitor users have no access to this page.
To map DSCP to CoS values:
1 Click Device > QoS > DSCP to CoS > Setup . The DSCP to CoS Setup
Page opens:
Figure 93 DSCP to CoS Setup Page
The DSCP to CoS Setup Page contains the following fields:
■
DSCP — Displays the incoming packet’s DSCP priority value.
■
CoS — Specifies the Class-of-Service value to which the
corresponding DSCP priority value is mapped.
2 Define the CoS value in the CoS field next to the required DSCP value.
3 Click . The DSCP values are mapped to a CoS value, and the
device is updated.