Cisco 7925G Deployment Guide

Cisco Unified Wireless IP Phone 7925G, 7925G-EX, and 7926G Deployment Guide
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Pre-Call Admission Control .............................................................................................................................................................. 33!
Roaming Admission Control ............................................................................................................................................................. 34!
Traffic Classification (TCLAS) .............................................................................................................................................................. 34!
Roaming .................................................................................................................................................................................................... 35!
Interband Roaming ................................................................................................................................................................................ 36!
Multicast ................................................................................................................................................................................................... 36!
Designing the Wireless LAN ................................................................................................................................................................... 37!
Planning Channel Usage ....................................................................................................................................................................... 37!
5 GHz (802.11a) ................................................................................................................................................................................ 37!
Using Dynamic Frequency Selection (DFS) on Access Points .................................................................................................... 38!
2.4 GHz (802.11b/g) ......................................................................................................................................................................... 39!
Signal Strength and Coverage ........................................................................................................................................................... 40!
Configuring Data Rates ......................................................................................................................................................................... 42!
Call Capacity ......................................................................................................................................................................................... 43!
Dynamic Transmit Power Control (DTPC) .......................................................................................................................................... 44!
Rugged Environments ............................................................................................................................................................................ 44!
Multipath ........................................................................................................................................................................................... 46!
Verification with Site Survey Tools ....................................................................................................................................................... 47!
Cisco 792xG Neighbor List .............................................................................................................................................................. 47!
Cisco 792xG Site Survey .................................................................................................................................................................. 48!
Configuring Cisco Unified Communications Manager ........................................................................................................................ 50!
Phone Button Templates ........................................................................................................................................................................ 50!
Softkey Templates .................................................................................................................................................................................. 50!
Security Profiles .................................................................................................................................................................................... 51!
G.722 Advertisement ............................................................................................................................................................................. 52!
Common Settings ................................................................................................................................................................................... 52!
Audio Bit Rates ...................................................................................................................................................................................... 52!
Product Specific Configuration Options ............................................................................................................................................... 53!
Scanner Commands for Cisco 7926G ............................................................................................................................................... 59!
Configuring the Cisco Unified Wireless LAN Controller and Access Points .................................................................................... 61!
SSID / WLAN Settings ........................................................................................................................................................................... 62!
Controller Settings ................................................................................................................................................................................ 66!
802.11 Network Settings ........................................................................................................................................................................ 68!
Beamforming (ClientLink) ................................................................................................................................................................ 69!
Auto RF (RRM) ................................................................................................................................................................................ 70!
Client Roaming ................................................................................................................................................................................. 72!
Call Admission Control ..................................................................................................................................................................... 72!
EDCA Parameters ............................................................................................................................................................................. 75!
DFS (802.11h) ................................................................................................................................................................................... 76!
CleanAir ............................................................................................................................................................................................ 76!
AP Groups ............................................................................................................................................................................................. 77!
RF Profiles ........................................................................................................................................................................................ 79!
Multicast Direct ..................................................................................................................................................................................... 80!
QoS Profiles .......................................................................................................................................................................................... 81!

Cisco 7925G Specifications

General

Keypad number of keys	12
Display diagonal	2 \
Display resolution	176 x 220 pixels
Call waiting	Yes
Lines quantity	6 lines
Voice codecs	G.711a, G.722, G.729a, iLBC
Security algorithms	128-bit WEP, SSL/TLS, WPA
Supported network protocols	DHCP, TFTP, DNS, SCCP, SRST
Input voltage	100 - 240 V
Dimensions (WxDxH)	52 x 20 x 127 mm
Minimum system requirements	Cisco Unified Communications Manager 4.1, 4.2, 4.3, 5.1, 6.0, 6.1, 7.0 + Cisco Unified Communications Manager Express 4.3 +
Input frequency	50/60 Hz
Storage temperature (T-T)	-30 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Product type	IP Phone
Product color	Gray
Safety	UL 60950, CSA 22.2 No.60950, EN 60950, IEC 60950, AS/NZS 60950, IEC 60529 (IP 54)
Certification	47 CFR 15 B ICES-003 B EN 55022 B AS/NZS CISPR 22 B CISPR 22 B VCCI B EN 61000-3-2 EN 61000-3-3 KN 22 EN 55024 EN 50082-1 EN 61000-6-1 EN 300386 EN 60601-1-2 KN
Compliance industry standards	IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.1X, IEEE 802.11e

Weight and Dimensions

Weight	138 g