Specifications

Appendix D Checklist for Deploying the Cisco Unified Wireless IP Phone 7921G
Configuring the Wireless Network
D-2
Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified CallManager Release 4.1, 4.2, 5.0
OL-10802-02
Ta b l e D-1 Wireless Network Configuration Tasks
Activity Explanation Reference
Check that the
Cisco
IOS version is the
recommended version
• Under System Software, verify that
Cisco IOS version 12.3(8)JA or
later is running on the AP.
• For the controller, use Version 4.0
and Cisco IOS version 12.3(8)JX
or later.
Interacting with Cisco Unified
Wireless Access Points, page 2-12
Configure a VLAN for
voice
To isolate voice traffic and enable QoS,
you need a separate voice VLAN on the
access point and network switch.
Voice Quality in a Wireless
Network, page 2-16
Cisco IOS Software Configuration
Guide for Cisco Aironet Access
Points, Cisco IOS Release
12.3(8)JA
Configure Service Set
Identifier (SSID) for
each VLAN
Identifier for a set of wireless devices
to communicate with each other.
Several access points can have the same
SSID to support a group of wireless
phones.
Interacting with Cisco Unified
Wireless Access Points, page 2-12
Cisco IOS Software Configuration
Guide for Cisco Aironet Access
Points, Cisco IOS Release
12.3(8)JA
Configure QoS settings
for VLANs
Create a QoS policy for the voice
VLAN and assign a higher CoS to voice
traffic.
Enable the QoS element for wireless IP
phones to provide channel utilization
(QBSS) information to phones.
Voice Quality in a Wireless
Network, page 2-16
Configuring QoS Policies,
page D-4
Cisco IOS Software Configuration
Guide for Cisco Aironet Access
Points, Cisco IOS Release
12.3(8)JA
Enable ARP caching Enable this option to ensure two-way
audio. The access point has ARP
caching disabled by default.
Cisco IOS Software Configuration
Guide for Cisco Aironet Access
Points, Cisco IOS Release
12.3(8)JA