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CHAPTER
2-1
Cisco IP Phone Administration Guide for Cisco CallManager 3.2, Cisco IP Phones 7960/7940/7910
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2
Preparing to Install the Cisco IP Phone
on Your Network
Cisco IP Phones enable you to communicate using voice over a data network. To
do this, the IP Phones depend upon and interact with several other key
Cisco IP Telephony components, including Cisco CallManager.
These sections provide you with an important overview of the interaction between
Cisco IP Phones and other key components of the Voice over IP (VoIP) network:
• Understanding Interactions with Other Cisco IP Telephony Products,
page 2-1
• Understanding the Phone Startup Process, page 2-3
• Guidelines for Configuring Ports on Cisco IP Phones, page 2-6
• Adding Phones to the Cisco CallManager Database, page 2-10
• Configuring the Cisco IP Phone 7960 to Support the
7914 Expansion Module, page 2-15
Understanding Interactions with Other
Cisco IP Telephony Products
To function in the IP telephony network, the Cisco IP Phone must be connected
to a networking device, such as a Cisco Catalyst switch. You must also register
the Cisco IP Phone with a Cisco CallManager system in order to send and receive
calls.