Understanding the IP Phone Registration Process презентация

Configuring Cisco CallManager Express Understanding the IP Phone Registration Process

Files Critical to the IP Phone Firmware XMLDefault.cnf.xml SEPAAAABBBBCCCC.cnf.xml

Firmware

Firmware for the 7970G and 7971G-GE

Device Configuration XML File

Default XML File

IP Phone Information

Phone Bootup: All Cisco IP Phones Except 7970G and 7971G-GE, In-Line Power

Phone Bootup: Cisco IP Phones 7970G and 7971G-GE, Standard-Based PoE

Phone Bootup: Cisco IP Phones 7970G and 7971G-GE, Standard-Based PoE (Cont.)

Phone Bootup: Known IP Phone

Phone Bootup: Out-of-Date IP Phone Firmware

Phone Bootup: Unknown IP Phone

Summary The IP Phone requests the firmware, configuration, and language files when it boots up. The IP Phone uses TFTP-DHCP option 150 to download during registration. The IP Phone uses its MAC address as part of a created file name to download firmware and configurations and uses the obtained IP address to register with the Cisco CallManager Express router.