Instruction Manual

4.3.8.4 Call Control

Call control setting Menu config the codec and tone for different Telecomm environment.

Dial Timeout: The IAD will automatically cancel a call out if the callee does not pick up

the phone within the set amount of time.

Ring Timeout: The IAD will automatically reject a call in if the call is not picked up within

the set amount of time.

First Digit Timeout: Specifying the maximum duration for the first digit to be keyed in.

Inter Digit Timeout: Specifying the maximum duration between successive digits before

the dialed in numbers are sent out.

DTMF Method: Please choose RTP Relay, Voice or SIP Info.

Echo Cancel: Enable the echo-cancel to generate background noise to fill silent gaps