Cisco Systems ATA 188, ATA 186 manual Software Features, MGCP Versions, Voice Codecs Supported

Chapter 1 Cisco Analog Telephone Adaptor Overview

Software Features

Note If the function button blinks slowly, the Cisco ATA cannot find the DHCP server. Check your Ethernet connections and make sure the DHCP server is available.

Pressing the function button allows you to access to the voice configuration menu. For additional information about the voice configuration menu, see the “Voice Configuration Menu” section on page 3-20.

Caution Never press the function button during an upgrade process. Doing so may interfere with the process.

Software Features

The Cisco ATA supports the following protocols and services:

•MGCP Versions, page 1-5

•Voice Codecs Supported, page 1-5

•Additional Supported Signaling Protocols, page 1-6

•Other Supported Protocols, page 1-6

•Cisco ATA MGCP Services, page 1-6

•Fax Services, page 1-7

•Supplementary Services that the Cisco ATA Provides, page 1-7

•Supplementary Services that the Call Agent Provides, page 1-8

MGCP Versions

The Cisco ATA supports the following MGCP versions:

•MGCP 0.1

•MGCP 1.0

•NCS 1.0

Voice Codecs Supported

The Cisco ATA supports the following voice codecs (check your other network devices for the codecs they support):

•G.711µ-law

•G.711A-law

•G.723.1

•G.729

Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide for MGCP (version 3.0)

OL-4803-01 1-5