Cisco Systems ATA187I1ARF manual See Understanding Phone Configuration Files

Chapter 2 Preparing to Install the ATA 187 on Your Network

Adding the ATA 187 to the Cisco Unified Communications Manager Database

Table 2-1	ATA 187 Startup Process (continued)
Task	Purpose	Related Topics
5.	Requesting the Configuration File.	See Understanding Phone Configuration Files,
	The TFTP server has configuration files, which define	page 2-3.
	parameters for connecting to Cisco Unified
	Communications Manager and other information for the
	ATA 187.
6.	Contacting Cisco Unified Communications Manager.	See Understanding Phone Configuration Files,
	The configuration file defines how the ATA 187	page 2-3.
	communicates with Cisco Unified Communications
	Manager and provides a device with its load ID. After
	obtaining the file from the TFTP server, the device attempts
	to make a connection to the highest priority Cisco
	Unified Communications Manager on the list. If the
	security profile of the device is configured for secure
	signaling (encrypted or authenticated), and the Cisco
	Unified Communications Manager is set to secure mode,
	the device makes a TLS connection. Otherwise, it makes a
	nonsecure TCP connection.

Adding the ATA 187 to the Cisco Unified Communications Manager Database

Before installing the ATA 187, you must choose a method for adding the devices to the

Cisco Unified Communications Manager database. These sections describe the methods:

•Adding the ATA 187 with Auto-Registration, page 2-6

•Adding the ATA 187 with Cisco Unified Communications Manager Administration, page 2-6

Table 2-2provides an overview of these methods for adding the ATA 187 to the

Cisco Unified Communications Manager database.

Table 2-2	Methods for Adding the ATA 187 to the Cisco Unified Communications Manager
	Database
		Requires MAC
Method		Address?	Notes
Auto-registration		No	• Results in automatic assignment of directory
			numbers.
			• Not available when security or encryption is enabled.
Using the Cisco Unified		Yes	Requires phones to be added individually.
Communications
Manager Administration

Cisco ATA 187 Analog Telephone Adaptor Administration Guide for SIP (Version 1.0)

OL-21862-01 2-5