Cisco 7931G Administration Guide

Contents
vii
Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 8.0 (SCCP and SIP)
OL-20798-01
Call Statistics Screen 7-12
Using Test Tone 7-15
CHAPTER 8 Monitoring the Cisco Unified IP Phone Remotely 8-1
Accessing the Web Page for a Phone 8-2
Disabling and Enabling Web Page Access 8-3
Configuring the Cisco Unified IP Phone to Use HTTP/HTTPS Protocols 8-4
Device Information 8-4
Network Configuration 8-5
Network Statistics 8-8
Device Logs 8-11
Streaming Statistics 8-11
CHAPTER 9 Troubleshooting and Maintenance 9-1
Resolving Startup Problems 9-1
Symptom: The Cisco Unified IP Phone Does Not Go Through its Normal Startup Process 9-2
Symptom: The Cisco Unified IP Phone Does Not Register with Cisco Unified Communications
Manager 9-2
Identifying Error Messages 9-3
Checking Network Connectivity 9-3
Verifying TFTP Server Settings 9-3
Verifying IP Addressing and Routing 9-3
Verifying DNS Settings 9-4
Verifying Cisco Unified Communications Manager Settings 9-4
Cisco CallManager and TFTP Services Are Not Running 9-4
Creating a New Configuration File 9-5
Registering the Phone with Cisco Unified Communications Manager 9-5
Symptom: Cisco Unified IP Phone Unable to Obtain IP Address 9-6
Cisco Unified IP Phone Resets Unexpectedly 9-6
Verifying Physical Connection 9-6
Identifying Intermittent Network Outages 9-6
Verifying DHCP Settings 9-7
Checking Static IP Address Settings 9-7
Verifying Voice VLAN Configuration 9-7
Verifying that the Phones Have Not Been Intentionally Reset 9-7
Eliminating DNS or Other Connectivity Errors 9-8
Checking Power Connection 9-8
Troubleshooting Cisco Unified IP Phone Security 9-8

Cisco 7931G Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Wall mountable	Yes
Electromagnetic compatibility	FCC Part 15 (CFR 47) Class B, ICES-003 Class B, EN55022 Class B, CISPR22 Class B, AS/NZS CISPR 22 Class B, CISPR 24, VCCI Class B, EN55024, EN 50082-1, EN 61000-3-2, EN 61000-3-3, EN 61000-6-1
Wi-Fi	No
Networking standards	IEEE 802.1Q, IEEE 802.1af, IEEE 802.1p
Ethernet LAN interface type	Fast Ethernet
Supported network protocols	DHCP, TFTP, CDP
Lines quantity	24 lines
Phonebook capacity	- entries
Number of VoIP accounts	-
Voice codecs	G.711a, G.729A, G.729B, G.729ab
Volume control	Digital
Display resolution	192 x 64 pixels
Display number of lines	3 lines
Display number of colors	Monochrome
Storage temperature (T-T)	-10 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Safety	(UL) 60950, (CSA) C22.2 No. 60950, EN 60950, IEC 60950, AS/NZS60950, TS 001
Number of handles included	1 pc(s)

Weight and Dimensions

Depth	229 mm
Width	203 mm
Height	178 mm
Weight	1360 g