Specifications

CHAPTER
2-1
Cisco Unified IP Phone 7906G and 7911G for Cisco Unified Communications Manager 8.0
OL-21033-01
2
Preparing to Install the Cisco Unified IP Phone
on Your Network
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 Communications and network components, including Cisco Unified Communications
Manager, DNS and DHCP servers, TFTP servers, and media resources.
This chapter provides an overview of the interaction between the Cisco Unified IP Phone 7906G and
7911G and other key components of the Voice-over-IP (VoIP) network, and focuses on the interactions
between the Cisco Unified IP Phone 7906G and 7911G and Cisco Unified Communications Manager,
TFTP server, and switches. It includes these topics:
• Understanding Interactions with Other Cisco Unified Communications Products, page 2-1
• Understanding the Phone Startup Process, page 2-5
• Providing Power to the Cisco Unified IP Phone 7906G and 7911G, page 2-3
• Understanding Phone Configuration Files, page 2-4
• Adding Phones to the Cisco Unified Communications Manager Database, page 2-7
• Using Cisco Unified IP Phones with Different Protocols, page 2-10
• Determining the MAC Address of a Cisco Unified IP Phone, page 2-11
Understanding Interactions with Other
Cisco Unified Communications Products
To function in the Unified Communications 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 2-2
• Understanding How the Cisco Unified IP Phone Interacts with the VLAN, page 2-2