Cisco ATA 187 User Manual

Contents
iii
Cisco ATA 187 Analog Telephone Adaptor Administration Guide for SIP (Version 1.0)
OL-21862-01
CONTENTS
Preface vii
Cisco ATA 187 Analog Telephone Adaptor Overview 1-1
Session Initiation Protocol Overview 1-2
SIP Capabilities 1-2
Components of SIP 1-3
SIP Clients 1-4
SIP Servers 1-4
Hardware Overview 1-5
Software Features 1-5
Secure Real-Time Transport Protocol 1-6
Name Signaling Event based passthrough 1-6
Transport Layer Security Protocol 1-6
T.38 Fax Relay 1-6
Voice Codecs Supported 1-6
Other Supported Protocols 1-6
ATA 187 SIP Services 1-7
Modem Standards 1-7
Fax Services 1-8
Methods Supported 1-8
Supplementary Services 1-9
Installation and Configuration Overview 1-9
Preparing to Install the ATA 187 on Your Network 2-1
Understanding Interactions with Other Cisco Unified IP Communications Products 2-1
Understanding How the ATA 187 Interacts with Cisco Unified Communications Manager 2-2
Providing Power to the ATA 187 2-2
Power Guidelines 2-2
Power Outage 2-2
Understanding Phone Configuration Files 2-3
Understanding the ATA 187 Startup Process 2-4
Adding the ATA 187 to the Cisco Unified Communications Manager Database 2-5
Adding the ATA 187 with Auto-Registration 2-6
Adding the ATA 187 with Cisco Unified Communications Manager Administration 2-6
Determining the MAC Address of an ATA 187 2-7

Cisco ATA 187 Specifications

General

Device Type	Analog Telephone Adapter
Protocol Support	SIP
Power Supply	External power adapter
Voice Codecs	G.711, G.729, G.726
Weight	0.3 kg
Operating Temperature	0 to 40°C (32 to 104°F)
Storage Temperature	-4°F to 140°F (-20°C to 60°C)
Relative Humidity	10% to 90% noncondensing