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Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide for MGCP (version 3.0)
OL-4803-01
Chapter 5 Parameters and Defaults
MGCP Configuration Parameters
• Codec[2]=G.729 (only if Bit 21 of the ConnectMode parameter is set to 0)
• Codec[3]=G.729A
If LBRCodec=3, then the Phone 2 FXS port can operate with the following codecs:
• Number of codecs=3
• Codec[0]=G.711µ-law
• Codec[1]=G.711A-law
• Codec[2]=G.729 (only if Bit 21 of the ConnectMode parameter is set to 1)
Value Type
Integer
Range
0 or 3
Default
3
Voice Configuration Menu Access Code
300
MGCPPort
Description
This parameter specifies the listening port for Media Gateway Control (MGCP) messages on the
Cisco ATA. The Cisco ATA also sends MGCP messages from this port. Using the same port for sending
and receiving messages may facilitate passage through Network Address Translation (NAT).
Value Type
Integer
Range
1 to 65535
Default
2427
Voice Configuration Menu Access Code
201