Software User Manual
D-Link Unified Access System
12/10/09
Document
34CSFP6XXUWS-SWUM100-D7
Configuring Differentiated Services for VoIP
Page 555
3
Go to the
LAN > QoS > Differentiated Services > DiffServ Configuration
page and enable DiffServ for the switch.
4
Go to the
LAN > QoS > Differentiated Services > Class Configuration
page, select Create from the Class Selector
field, enter class_voip in the Class Name field, select All as the Class Type, and then click
Submit
.
5
Select IPv4 as the Class Layer 3 Protocol, and then click
Submit
.
6
Select Protocol from the Class Match Selector menu, and then click
Add Match Criteria
.
7
Select UDP from the Protocol Keyword menu, and then click
Submit
.
8
Create a second DiffServ classifier named class_ef and define a single match criterion to detect a DiffServ code point
(DSCP) of ef (expedited forwarding).
This handles incoming traffic that was previously marked as expedited elsewhere in the network.