Phone Startup Process
5 Downloading Load ID. The wireless IP phone checks to verify that the proper firmware is installed or if
new firmware is available to download.
Cisco Unified Communications Manager informs devices using .cnf or .cnf.xml format configuration files
of their load ID. Devices using .xml format configuration files receive the load ID in the configuration
file.
For more information, see
6 Downloading configuration file. The TFTP server has configuration files and profile files. A configuration
file includes parameters for connecting to Cisco Unified Communications Manager and information about
which image load a phone should be running. A profile file contains various parameters and values for
phone and network settings.
For more information, see:
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7 Connecting to Cisco Unified Communications Manager.
The configuration file defines how the Cisco Unified IP Phone communicates with Cisco
Unified Communications Manager. After obtaining the file from the TFTP server, the phone attempts to
make a TCP connection to the highest priority Cisco Unified Communications Manager on the list.
For more information, see:
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8 Registering to Cisco Unified Communications Manager.
If the phone was manually added to the database, Cisco Unified Communications Manager identifies and
registers the phone. If the phone was not manually added to the database and autoregistration is enabled
in Cisco Unified Communications Manager, the phone attempts to autoregister itself in the Cisco
Unified Communications Manager database.
For more information, see:
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Related Topics
Cisco Unified Wireless IP Phones Setup in Cisco Unified Communications Manager
Phone Configuration Files and Profile Files
Cisco Unified Wireless IP Phone 7925G, 7925G-EX, and 7926G Administration Guide
20
Phone Configuration Files and Profile
Set Alternate TFTP Server
Phone Configuration Files and Profile Files
Startup and Connectivity Problems
Cisco Unified Communications Manager Interactions
Startup and Connectivity Problems
Cisco Unified Wireless IP Phone 7925G, 7925G-EX, and 7926G Deployment
Add Users to Cisco Unified Communications Manager
Cisco Unified Wireless IP Phone 7925G, 7925G-EX, and 7926G Setup
Files.
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