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Chapter 1
Cisco Analog Telephone Adaptor Overview
Fax Services
The Cisco ATA supports two modes of fax services, in which fax signals are transmitted using the G.711
codec:
•
•
How you set Cisco ATA fax parameters depends on what network gateways are being used. You may
need to modify the default fax parameter values (see
Services").
Success of fax transmission depends on network conditions and fax modem response to these conditions.
Note
The network must have reasonably low network jitter, network delay, and packet loss rate.
Supplementary Services
H.323 supplementary services are services that you can use to enhance your telephone service. For
information on how to enable and subscribe to these services, see the
page 5-27
For information on how to use these services, see
The following list contains the H.323 supplementary services that the Cisco ATA supports:
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•
•
•
•
Installation and Configuration Overview
Table 1-1
Table 1-1
Overview of the Steps Required to Install and Configure the Cisco ATA and Make it Operational
Action
Plan the network and Cisco ATA configuration.
1.
2.
Install the Ethernet connection.
3.
Install and configure the other network devices.
Install the Cisco ATA but do not power up the Cisco ATA yet.
4.
Download the desired Cisco ATA release software zip file from
5.
the Cisco web site, then configure the Cisco ATA.
OL-4804-01
Fax pass-through mode—Receiver-side Called Station Identification (CED) tone detection with
automatic G.711A-law or G.711µ-law switching.
Fax mode—The Cisco ATA is configured as a G.711-only device.
and the
"PaidFeatures" section on page
Caller ID
Calling line ID presentation/rejection (CLIP/CLIR)
Call waiting
Call waiting Caller ID
Three-way calling
provides the basic steps required to install and configure the Cisco ATA to make it operational.
Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator's Guide for H.323 (version 3.0)
Installation and Configuration Overview
Chapter 7, "Configuring and Debugging Fax
"CallFeatures" section on
5-28.
Appendix A, "Using H.323 Supplementary Services."
Reference
What the Cisco ATA Package Includes, page 2-2
Chapter 3, "Configuring the Cisco ATA for H.323"
1-9
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