Cisco Ata 187 Analog Telephone Adaptor Overview; Figure; Session Initiation Protocol Overview - Cisco ATA 187 Administration Manual

Cisco ATA 187 Analog Telephone Adaptor
Overview
This section describes the hardware and software features of the Cisco ATA 187 Analog Telephone
Adaptor (ATA 187) and includes a brief overview of the Session Initiation Protocol (SIP).
The ATA 187 analog telephone adaptors are handset-to-Ethernet adaptors that allow regular analog
phones to operate on IP-based telephony networks. The ATA 187 support two voice ports, each with an
independent phone number. The ATA 187 also has an RJ-45 10/100BASE-T data port.
This section covers these topics:
Session Initiation Protocol Overview, page 1-2
•
Hardware Overview, page 1-5
•
• Software Features, page 1-5
• Installation and Configuration Overview, page 1-9

Figure 1-1

OL-21862-01
Cisco Analog Telephone Adaptor
Cisco ATA 187 Analog Telephone Adaptor Administration Guide for SIP (Version 1.0)
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C H A P T E R
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