Table of Contents
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Before You Begin
Network Requirements
Cisco Unified CallManager Configuration
Cisco Unified SIP Phone 3951 Administration Guide for Cisco Unified CallManager 5.1
3-2
For the Cisco Unified SIP Phone 3951 to successfully operate as a Cisco Unified
IP Phone endpoint in your network, your network must meet the following
requirements:
Working Voice over IP (VoIP) Network:
•
VoIP configured on your Cisco routers and gateways
–
–
Cisco Unified CallManager 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
The Cisco Unified IP Phone displays the date and time from Cisco Unified
CallManager. If the Cisco Unified CallManager server is located in a different
time zone than the phones, the phones will not display the correct local time.
The Cisco Unified IP Phone requires Cisco Unified CallManager to handle call
processing. Refer to Cisco Unified CallManager Administration Guide or
context-sensitive help in the Cisco Unified CallManager application to ensure
that Cisco Unified CallManager 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 CallManager before connecting any
Cisco Unified IP Phone to the network. See the
Unified CallManager Database" section on page 2-9
You must use Cisco Unified CallManager to configure and assign telephony
features to the Cisco Unified IP Phones. See the
for the Cisco Unified IP Phone" section on page 5-1
In Cisco Unified CallManager, you can add users to the database and associate
them with specific phones. See the
section on page 5-4
for details.
Chapter 3
Setting Up the Cisco Unified IP Phone
"Adding Phones to the Cisco
for details.
"Telephony Features Available
for details.
"Adding Users to Cisco Unified CallManager"
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Table of Contents
Troubleshooting
