Specifications

Cisco Unified Wireless IP Phone 7921G Series Deployment Guide 4
Traffic Classification (TCLAS) .............................................................................................................................................................27!
Roaming ...................................................................................................................................................................................................28!
Interband Roaming ...............................................................................................................................................................................28!
Channel Parking................................................................................................................................................................................29!
Multicast...................................................................................................................................................................................................29!
Designing the Wireless LAN for Voice..................................................................................................................................................30!
Planning Channel Usage ......................................................................................................................................................................30!
5 GHz (802.11a)................................................................................................................................................................................30!
Using Dynamic Frequency Selection (DFS) on Access Points.................................................................................................... 31!
2.4 GHz (802.11b/g) .........................................................................................................................................................................32!
Signal Strength and Coverage........................................................................................................................................................... 33!
Configuring Data Rates ........................................................................................................................................................................ 35!
Call Capacity ........................................................................................................................................................................................36!
Dynamic Transmit Power Control (DTPC)..........................................................................................................................................37!
Multipath...............................................................................................................................................................................................37!
Verification with Site Survey Tools.......................................................................................................................................................38!
Cisco 7921G Neighbor List .............................................................................................................................................................. 38!
Cisco 7921G Site Survey..................................................................................................................................................................39!
Configuring Cisco Unified Communications Manager .......................................................................................................................41!
Phone Button Templates ....................................................................................................................................................................... 41!
Softkey Templates..................................................................................................................................................................................41!
Security Profiles....................................................................................................................................................................................42!
G.722 Advertisement.............................................................................................................................................................................43!
Product Specific Configuration Options...............................................................................................................................................43!
Configuring the Cisco Unified Wireless LAN Controller and Access Points .................................................................................... 49!
SSID / WLAN Settings ...........................................................................................................................................................................49!
Controller Settings ................................................................................................................................................................................52!
802.11 Network Settings .......................................................................................................................................................................54!
Auto RF.............................................................................................................................................................................................56!
EDCA Parameters............................................................................................................................................................................. 59!
DFS (802.11h) .................................................................................................................................................................................. 59!
Call Admission Control Settings ...........................................................................................................................................................60!
Configuring QoS Basic Service Set (QBSS)..........................................................................................................................................63!
Configuring Auto-Immune ....................................................................................................................................................................64!
Configuring the WLAN Controller EAP-Request and EAPOL-Key Timeouts......................................................................................65!
Configuring Proxy ARP ........................................................................................................................................................................66!
Configuring TKIP Countermeasure Holdoff Time................................................................................................................................67!
VLANs and Autonomous Access Points ................................................................................................................................................67!