User's Manual

Networking
Configuring the Quality of Service
Cisco ISA500 Series Integrated Security Appliance Administrator Guide 145
4
• Destination Service: Choose Any or choose an existing service from the
drop-down list.
If the service objects you want are not in the list, choose Create a Single
Service to create a new service object. To maintain the service objects, go
to the Networking -> Service Management page. See Service
Management, page 154.
• DSCP: DSCP is a field in an IP packet that enables different levels of service
to be assigned to network traffic. Choose the DSCP remarking values for the
traffic class to assign its priority.
• CoS: QoS-based IEEE 802.1p class of service (CoS) specifies a priority
value of between 0 and 7 that can be used to differentiate traffic and give
preference to higher-priority traffic.Choose the CoS remarking value for the
traffic class.
• VLAN: Choose the VLAN for identifying the host to which the traffic selector
will apply.
NOTE The traffic that matches up with the above settings will be classified
to a class for management purposes.
STEP 4 Click Save to apply your settings.
Configuring the WAN QoS Policy Profiles
You can create class-based policy profiles for managing traffic through the WAN
ports.
STEP 1 Click Networking -> QoS -> WAN QoS -> QoS Policy Profile.
The QoS Policy Profile window opens. All existing WAN QoS policy profiles are
listed in the table.
STEP 2 To add a new WAN QoS policy profile, click Add.
Other options: To edit an entry, click Edit. To delete an entry, click Delete.
After you click Add or Edit, the QoS Policy Profile - Add/Edit window opens.
STEP 3 Enter the following information: