Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network
Understanding Interactions with Other Cisco Unified IP Communications Products
Understanding Interactions with Other Cisco
Unified IP Communications Products
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 these topics:
•Understanding How the Cisco Unified IP Phone Interacts with Cisco Unified Communications Manager, page
•Understanding How the Cisco Unified IP Phone Interacts with the VLAN, page
Understanding How the Cisco Unified IP Phone Interacts with Cisco Unified Communications Manager
Cisco Unified Communications Manager is an open and
•Firmware for phones
•Authentication and encryption (if configured for the telephony system)
•Configuration, CTL, and Identity Trust List (ITL) files via the TFTP service
•Phone registration
•Call preservation, so that a media session continues if signaling is lost between the primary Communications Manager and a phone
For information about configuring Cisco Unified Communications Manager to work with the IP devices described in this chapter, refer to Cisco Unified Communications Manager Administration Guide, Cisco Unified Communications Manager System Guide, and Cisco Unified Communications Manager Security Guide.
For an overview of security functionality for the Cisco Unified IP Phone, see Understanding Security Features for Cisco Unified IP Phones, page
Note If the Cisco Unified IP Phone model that you want to configure does not appear in the Phone Type
Related Topic
•Telephony Features Available for the Phone, page 5-1
Cisco Unified IP Phone Administration Guide for Cisco Unified Communications Manager 8.5
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