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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
MediaPort
Description
Use this parameter to specify the base port where the Cisco ATA transmits and receives RTP media. This
parameter must be an even number. Each connection uses the next available even-numbered port for
RTP.
Value Type
Integer
Range
1 to 65535
Default
16384
Voice Configuration Menu Access Code
202
RetxIntvl
Description
This parameter specifies the first retransmission interval of MGCP commands (in milliseconds).
Subsequent retransmission periods double the previous interval (exponential backoff).
Value Type
Integer
Range
1 to 20000
Default
500
Voice Configuration Menu Access Code
203
RetxLim
Description
This parameter specifies the maximum number of times the Cisco ATA retransmits commands. When
this value is exceeded, the Cisco ATA terminates its connection to the Call Agent and restarts.
Value Type
Integer