Application Traffic / Network Types Class-of-Service (Priority)
RTCP traffic
Media Premium media
T.38 traffic
Media Premium media
SIP
Control Premium control
SIP over TLS (SIPS)
Control Premium control
Syslog
Management Bronze
SNMP Traps
Management Bronze
DNS client
Varies according to DNS settings:
OAMP
Control
Depends on traffic type:
Control: Premium Control
Management: Bronze
NTP
Varies according to the interface
type associated with NTP (see
'Assigning NTP Services to
Application Types' on page 117):
OAMP
Control
Depends on traffic type:
Control: Premium control
Management: Bronze
Notes:
• For the QoS settings to take effect, a device reset is required.
• You can also configure the DiffServ table using the table ini file
parameter DiffServToVlanPriority or CLI command, configure voip > qos
vlan-mapping.
To configure QoS:
1. Open the Diff Serv Table page (Configuration tab > VoIP menu > Network submenu
> QoS Settings).
Figure 14-4: DiffServ Table Page
2. Configure DiffServ to VLAN priority mapping (Layer-2 QoS):
a. Enter an index entry, and then click Add.
b. In the 'Differentiated Services' field, enter the DiffServ value (0-63) and its
corresponding VLAN priority level (0-7).
c. Click Submit.