Cisco 7920 - Unified Wireless IP Phone VoIP Administration Manual page 29

Understanding the Cisco Wireless IP Phone 7920
Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1
OL-7104-01
An Overview of the Cisco Wireless
IP Phone 7920
The Cisco Wireless IP Phone 7920 provides wireless voice communication over
an Internet Protocol (IP) network. Like traditional analog telephones, you can
place and receive phone calls and access features such as hold, transfer, and speed
dial. In addition, because the phone connects to your wireless LAN, you can place
and receive phone calls from anywhere in your wireless environment.
This chapter includes the following topics:
Understanding the Cisco Wireless IP Phone 7920, page 1-1
•
Features Supported on the Cisco Wireless IP Phone 7920, page 1-3
•
The Cisco Wireless IP Phone 7920 is an 802.11b wireless device that provides
comprehensive voice communications in conjunction with Cisco CallManager
and Cisco Aironet 802.11b Access Points (APs) in a private business
communications network.This phone model supports G.711a, G.711u, and
G.729a audio compression coder-decoders (codecs). You must configure and
manage a Cisco Wireless IP Phone like other IP phones and wireless devices on
your network.The wireless IP phone supports multiple lines and most of the
IP phone features of other Cisco IP Phone models.
Figure 1-1 shows the Cisco Wireless IP Phone 7920. The table that follows
describes the functions of the keys on the phone.
C H A P T E R
1
1-1