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Chapter 1
Cisco Analog Telephone Adaptor Overview
Note
Never press the function button during an upgrade process. Doing so may interfere with the process.
Caution
Software Features
The Cisco ATA supports the following protocols and services:
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MGCP Versions
The Cisco ATA supports the following MGCP versions:
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Voice Codecs Supported
The Cisco ATA supports the following voice codecs (check your other network devices for the codecs
they support):
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OL-4803-01
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
page
3-20.
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 0.1
MGCP 1.0
NCS 1.0
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)
Software Features
"Voice Configuration Menu" section on
1-5
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