Cisco Systems ATA 188 manual Supported MGCP Connection Modes, Supported Local Connection Options

Chapter 4 Cisco ATA-Supported MGCP Services

Supported MGCP Connection Modes

Supported MGCP Connection Modes

The Cisco ATA supports the following MGCP connection modes:

•SendOnly

•RecvOnly

•SendRecv

•Inactive

•Confrnce

Supported Local Connection Options

The Cisco ATA supports the following local connection options for the MGCP LocalConnectionOption parameter:

•Codec type: a

•TOS: t

•Packet size: p

•Echo canceller: e

•Silence suppression: s

The LocalConnectionOption parameter is used as "L:" in an MGCP message. The "L:" parameter provides information for the connection, such as packetization period, codec to use, turning echo cancellation on and off, and turning silence suppression on and off.

Related CIsco ATA Parameter

CodecName, page 5-19—Use this parameter to specify the encoders and decoders to use in the LocalConnectionOption parameter.

Supported Signals and Events

The Cisco ATA supports the following persistent events:

•On-hook transition (hu)

•Off-hook transition (hd)

•Hookflash (hf)

The Call Agent must request all other notified events:

•E: Event

•ES: Event with auditable event state

•BR: Brief signal

•OO: On/off signal

•TO: Timeout signal

•C: Event or signal applicable to a connection

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

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