Cisco Systems 7902G Manual De Usuario

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Cisco IP Phone Administration Guide for Cisco CallManager 3.3, Cisco IP Phones 7902G/7905G/7912G
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Preparing to Install the Cisco IP Phone 
on Your Network
Cisco IP Phones enable you to communicate using voice over a data network. To 
provide this capability, 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 
the Cisco IP Phone models 7902G/7905G/7912G and other key components of the 
Voice over IP (VoIP) network:
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 before sending and 
receiving calls.