D-3
Cisco Unified Wireless IP Phone 7925G Administration Guide for Cisco Unified Communications Manager 7.0(1)
OL-15984-01
Appendix D Checklist for Deploying the Cisco Unified Wireless IP Phone 7925G
Configuring QoS Policies
Procedure
Step 1 Use SSH or Telnet to access the Cisco Unified wireless LAN controller.
Step 2 Enter config advanced eap request-timeout 20
Step 3 Enter save config
Step 4 Enter y to confirm.
Configuring QoS Policies
To ensure that voice traffic receives the highest priority in the WLAN and to place signaling traffic in a
higher priority than data traffic, you need to make these changes to QoS policies and device settings.
Access Point Configuration Settings
For detailed information about configuring the Cisco Aironet Access Points, refer to this URL:
http://www.cisco.com/univercd/cc/td/doc/product/wireless/airo1200/accsspts/b1238ja/1238jasc/index.
htm
On the IOS access points, add the following Classifications to your IOS Access Point QoS policy:
• DSCP Expedited Forwarding—COS Voice <10ms Latency (6)
Apply this policy to your voice VLAN for both incoming and outgoing traffic.
• DSCP Best Effort—COS Best Effort (0)
Apply this policy to your data or native VLAN for both incoming and outgoing traffic.
Under the Advanced tab, set the following:
• QoS Element for Wireless Phones—Enable.
• Dot11e—Enable.
• IGMP Snooping—Enable.
• AVVID Priority Mapping—Yes.
• WiFi Multimedia (WMM) on radio interfaces—Enabled
Controller Settings
For detailed information about configuring QoS policies for the controller, refer to these URLs:
• http://www.cisco.com/univercd/cc/td/doc/product/wireless/control/index.htm
• http://www.cisco.com/univercd/cc/td/doc/product/wireless/control/c44/ccfig40/index.htm
When using a controller, add the following QoS policies:
• Platinum (voice)—Apply this policy to your voice WLAN SSID/VLAN for both incoming and
outgoing traffic.
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