Cisco Systems 7920 IP Phone User Manual


 
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Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 3.3 or Later
OL-3930-02
Chapter 2 Preparing to Install the Cisco Wireless IP Phone 7920 on Your Wireless Network
Understanding the Phone Startup Process
If DHCP is disabled, the Cisco Wireless IP Phone 7920 uses the following
network settings to perform the phone provisioning bootup process. These static
parameters must be configured for each Cisco Wireless IP Phone 7920.
Primary TFTP server IP
Primary DNS server IP
Secondary DNS server IP
IP address
Subnet mask IP
Primary gateway IP
Related Topic
Modifying DHCP Settings, page 5-7
Understanding the Phone Startup Process
When connecting to the wireless VoIP network, the Cisco Wireless IP Phone 7920
goes through a standard startup process composed of several steps, as described
in Table 2-1. Depending on your specific network configuration, not all of these
steps may occur on your Cisco Wireless IP Phone.
Priority DHCP Settings
1st DHCP option 150
2nd DHCP option 66
3rd SIADDR
4th ciscoCM1