Cisco Systems 691 Manual Do Utilizador

Cisco Unified IP Phones enable you to communicate by using voice over a data network. To provide this 
capability, the IP Phones depend upon and interact with several other key Cisco Unified IP Telephony 
components, including Cisco Unified Communications Manager.

This chapter focuses on the interactions between the Cisco Unified IP Phone 6901 and 6911 and 
Cisco Unified Communications Manager, DNS and DHCP servers, TFTP servers, and switches. It also 
describes options for powering phones.

For related information about voice and IP communications, refer to this URL:

http://www.cisco.com/en/US/products/sw/voicesw/index.html

This chapter provides an overview of the interaction between the Cisco Unified IP Phone and other key 
components of the Voice over IP (VoIP) network. It includes the following topics:

To function in the IP telephony network, the Cisco Unified IP Phone must be connected to a networking 
device, such as a Cisco Catalyst switch. You must also register the Cisco Unified IP Phone with a Cisco 
Unified Communications Manager system before sending and receiving calls.

This section includes the following topics: