Cisco 7975G Software Guide

Set DHCPv6 Address Released Field
Procedure
Step 1
Unlock network configuration options.
Step 2
Scroll to the DHCPv6 Address Released option and press Yes to release the IP address assigned by DHCP,
or press No if you do not want to release this IP address.
Step 3
Press Save.
Set IPv6 Alternate TFTP Field
Procedure
Step 1
Unlock network configuration options.
Step 2
Scroll to the IPv6 Alternate TFTP option and press Yes if the phone should use an alternative TFTP server.
Step 3
Press Save.
Set IPv6 TFTP Server 1 Field
Procedure
Step 1
Unlock the CTL or ITL file if necessary. If both the CTL and ITL files exist, unlock either of the files.
Step 2
If DHCPv6 is enabled, set the Alternate TFTP option to Yes.
Step 3
Scroll to the IPv6 TFTP Server 1 option, press Edit, and then enter a new TFTP server IP address.
Step 4
Press Validate, and then press Save.
Cisco Unified IP Phone 7975G, 7971G-GE, 7970G, 7965G, and 7945G Administration Guide for Cisco Unified
Communications Manager 9.0 (SCCP and SIP)
83
Cisco Unified IP Phone Settings
Set DHCPv6 Address Released Field

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