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CHAPTER
2-1
Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later
OL-3930-02
2
Preparing to Install the
Cisco Wireless IP Phone 7920 on Your
Wireless Network
The Cisco Wireless IP Phone 7920 enables you to communicate using voice over
a wireless data network. To provide this capability, the IP Phones depend upon
and interact with wireless access points and key Cisco IP Telephony components,
including Cisco CallManager.
This chapter provides you with an important overview of the interaction between
the Cisco Wireless IP Phone 7920 and other key components of the Voice over IP
(VoIP) network in the wireless LAN (WLAN) environment.
This chapter includes the following topics:
• Interactions with Components in the VoIP Network, page 2-1
• Understanding the Phone Startup Process, page 2-9
• Understanding Phone Configuration Files and Profile Files, page 2-12
• Determining the MAC Address of a Cisco IP Phone, page 2-13
• Adding Phones to the Cisco CallManager Database, page 2-13
Interactions with Components in the VoIP Network
The Cisco Wireless IP Phone 7920 must interact with several components in the
wireless local area network (WLAN) order to place and receive calls successfully.