Cisco Systems OL-8131-01 manual Phone

Chapter 2 Preparing to Install the Cisco Unified IP Phone on Your Network

Understanding the Phone Startup Process

Table 2-1 Cisco Unified IP Phone Startup Process (continued)

Step	Configuration		Related Topics
6. Requesting the	The TFTP server has configuration files and		•	“Understanding
Configuration File and	profile files. A configuration file includes			Phone
the Profile File	parameters for connecting to			Configuration Files
	Cisco Unified CallManager and information about			and Profile Files”
	which image load a phone should be running. A			section on page 2-8
	profile file contains various parameters and values		•	“Resolving Startup
	for phone and network settings.
				Problems” section
				on page 7-2
7. Contacting	The configuration file defines how the		•	“Understanding the
Cisco Unified CallMan	Cisco Unified IP Phone communicates with			Phone Startup
ager	Cisco Unified CallManager. After obtaining the			Process” section on
	file from the TFTP server, the phone attempts to			page 2-4
	make a TCP connection to the highest priority		•	“Resolving Startup
	Cisco Unified CallManager on the list.
				Problems” section
	If the phone was manually added to the database,			on page 7-2
	Cisco Unified CallManager identifies the phone.
	If the phone was not manually added to the
	database and auto-registration is enabled in
	Cisco Unified CallManager, the phone attempts to
	auto-register itself in the
	Cisco Unified CallManager database.
	Cisco Unified CallManager informs devices,
	using the following configuration file formats, of
	their load ID. Note that mac is the hexadecimal
	representation of the MAC address of the phone:
	•	For
		Cisco Unified IP Phone 7905G—ld<mac> or
		ld<mac>.x
	•	For
		Cisco Unified IP Phone 7912G—gk<mac> or
		gk<mac>.x

Cisco Unified IP Phone Administration Guide for Cisco Unified CallManager 5.0 (SIP), Cisco Unified IP Phones

OL-8131-01 2-7