Cisco 7975G Software Guide

Cisco Unified IP Phone Web Page Information 198
Control Web Page Access 199
Cisco Unified IP Phone and HTTP or HTTPS Protocols 200
Device Information Area 200
Network Configuration Area 201
Network Statistics Area 206
Ethernet Information Area 206
Access and Network Areas 207
Device Logs Area 209
Streaming Statistics 209
CHAPTER 9 Troubleshooting and Maintenance 215
Troubleshooting and Maintenance Overview 215
Troubleshooting 215
Startup Problems 215
Cisco Unified IP Phone Does Not Go Through Normal Startup Process 215
Cisco Unified IP Phone Does Not Register with Cisco Unified Communications
Manager 216
Phone Displays Error Messages 217
Phone Cannot Connect to TFTP Server or to Cisco Unified Communications
Manager 217
TFTP Server Settings 217
IP Addressing and Routing 217
DNS Settings 217
Cisco Unified Communications Manager Settings on Phone 218
Cisco CallManager and TFTP Services Are Not Running 218
Configuration File Corruption 218
Cisco Unified Communications Manager Phone Registration 218
Cisco Unified IP Phone Cannot Obtain IP Address 219
Cisco Unified IP Phone Displays Security Error Message 219
Cisco Unified IP Phone Resets Unexpectedly 220
Physical Connection Problems 220
Intermittent Network Outages 220
DHCP Setting Errors 220
Static IP Address Setting Errors 221
Cisco Unified IP Phone 7975G, 7971G-GE, 7970G, 7965G, and 7945G Administration Guide for Cisco Unified
Communications Manager 9.0 (SCCP and SIP)
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Contents

Cisco 7975G Specifications

General

Handset type	Wired handset
Product type	IP Phone
Product color	Grey, Silver
Speakerphone	Yes
Voice codecs	G.711Mu, G.711a, G.722, G.729A, iLBC
Number of melodies	24
Aspect ratio	4:3
Display diagonal	5.6 \
Display resolution	320 x 240 pixels
Lines quantity	8 lines
Phonebook capacity	- entries
Number of VoIP accounts	-
Front camera	No
Security algorithms	128-bit AES
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	DHCP, TFTP
Volume control	Digital
Headphone outputs	1
Ethernet LAN (RJ-45) ports	2
Number of handles included	1 pc(s)
AC adapter output voltage	48 V
Storage temperature (T-T)	-10 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Certification	FCC

Weight and Dimensions

Depth	152.4 mm
Width	266.7 mm
Height	203.2 mm
Weight	1600 g