Cisco 7940G Administration Guide

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Cisco Unified IP Phone 7960G/7940G Administration Guide for Cisco Unified Communications Manager 7.0 (SIP)
OL-15499-01
Chapter 4 Configuring Settings on the Cisco Unified IP Phone
Network Configuration Menu
IP Address Internet Protocol (IP) address of the phone.
If you assign an IP address with this option, you must also
assign a subnet mask and default router. See the Subnet
Mask and Default Router options in this table.
Display only—cannot configure.
Subnet Mask Subnet mask used by the phone. Display only—cannot configure.
TFTP Server Primary Trivial File Transfer Protocol (TFTP) server used
by the phone. By default this server is CiscoCM1. If you are
not using DHCP in your network and you want to change
this server, you must use this option.
If you set the Alternate TFTP option to yes, you must enter
a non-zero value for the TFTP Server 1 option.
If the primary TFTP server is not listed in the CTL file on
the phone, you must unlock the CTL file before you can save
changes to the TFTP Server 1 option. In this case, the phone
will delete the CTL file when you save changes to the
TFTP
Server option.
For information about the CTL file, refer to Cisco Unified
Communications Manager Security Guide.
Display only—cannot configure.
Dynamic TFTP
Server
Dynamic TFTP server used by the phone. Display only—cannot configure.
Default Router 1
Default Router 2
Default Router 3
Default Router 4
Default Router 5
Default router used by the phone (Default Router 1) and
optional backup routers (Default Router 2–5.)
Display only—cannot configure.
DNS Server 1
DNS Server 2
DNS Server 3
DNS Server 4
DNS Server 5
Primary Domain Name System (DNS) server (DNS Server
1) and optional backup DNS servers (DNS Server 2–5) used
by the phone.
Display only—cannot configure.
Dynamic DNS
Server 1
Dynamic DNS
Server 2
Not applicable in a Cisco Unified Communications
Manager environment.
—
Operational
VLAN Id
Auxiliary Virtual Local Area Network (VLAN) configured
on a Cisco Catalyst switch in which the phone is a member.
If the phone has not received an auxiliary VLAN, this option
indicates the Administrative VLAN.
If neither the auxiliary VLAN nor the Administrative
VLAN are configured, this option is blank.
Display only—cannot configure.
Table 4-2 Network Configuration Menu Options (continued)
Option Description To Change

Cisco 7940G Specifications

General

Keypad number of keys	12
Touchscreen	-
Speakerphone	Yes
Voice codecs	G.711, G.729a
Bluetooth	No
Supported network protocols	DHCP, SCCP, SIP, MGCP
Ethernet LAN (RJ-45) ports	2
Input voltage	48 V
Dimensions (WxDxH)	266.7 x 152.4 x 203.2 mm
Storage temperature (T-T)	-10 - 60 °C
Operating temperature (T-T)	0 - 40 °C
Operating relative humidity (H-H)	10 - 95 %
Handset type	Wired handset
Product type	IP Phone
Product color	Gray
Safety	(UL) 60950, (CSA) C22.2 No. 60950
Certification	CE (FCC) 15 (CFR 47) B ICES-003 B EN55022 B CISPR22 B AS/NZ 3548 B VCCI B EN55024 EN 50082-1 EN 61000-3-2 EN 61000-3-3 FCC 68 (CFR47) HAC IC CS-03
Compliance industry standards	IEEE 802.3, IEEE 802.3u, IEEE 802.1Q
Lines quantity	- lines
Phonebook capacity	- entries
Number of handles included	1 pc(s)

Weight and Dimensions

Weight	1600 g