Cisco 7942G Administration Guide

3-2
Cisco Unified IP Phone 7962G and 7942G Administration Guide for Cisco Unified Communications Manager 6.1(3)
OL-17679-01
Chapter 3 Setting Up the Cisco Unified IP Phone
Before You Begin
– Cisco Unified Communications Manager installed in your network and configured to handle
call processing
• IP network that supports DHCP or manual assignment of IP address, gateway, and subnet mask
Note The Cisco Unified IP Phone displays the date and time from Cisco Unified Communications Manager.
If the Cisco
Unified Communications Manager server is located in a different time zone than the phones,
the phones will not display the correct local time.
Cisco Unified Communications Manager Configuration
The Cisco Unified IP Phone requires Cisco Unified Communications Manager to handle call
processing. Refer to Cisco Unified
Communications Manager Administration Guide or to
context-sensitive help in the Cisco
Unified Communications Manager application to ensure that
Cisco
Unified Communications Manager is set up properly to manage the phone and to properly route
and process calls.
If you plan to use auto-registration, verify that it is enabled and properly configured in Cisco Unified
Communications Manager before connecting any Cisco
Unified IP Phone to the network. For
information about enabling and configuring auto-registration, refer to Cisco Unified
Communications
Manager Administration Guide. Also, see the
“Adding Phones to the Cisco Unified Communications
Manager Database” section on page 2-8.
You must use Cisco Unified Communications Manager to configure and assign telephony features to the
Cisco
Unified IP Phones. See the “Telephony Features Available for the Cisco Unified IP Phone” section
on page 5-1 for details.
In Cisco Unified Communications Manager, you can add users to the database and associate them with
specific phones. In this way, users gain access to web pages that allow them to configure items such as
call forwarding, speed dialing, and voice messaging system options. See the
“Adding Users to Cisco
Unified Communications Manager” section on page 5-19 for details.
Safety
Review the following warnings before installing the Cisco Unified IP Phone. To see translations of these
warnings, refer to the Regulatory Compliance and Safety Information for the Cisco Unified IP Phone
7900 Series document that accompanied this device.
Warning Read the installation instructions before you connect the system to its power source.
Warning Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Warning Ultimate disposal of this product should be handled according to all national laws and regulations.
Warning Do not work on the system or connect or disconnect cables during periods of lightning activity.

Cisco 7942G Specifications

General

Lines	2
Audio Codec Support	G.711, G.729a, G.729ab, G.722
Network Protocols	SIP, SCCP
Ethernet Ports	2 x 10/100
Power Options	PoE 802.3af, Optional Power Cube
Speakerphone	Yes
Headset Port	Yes
Weight	3.5 lbs