Echo Cancel:

Enable echo cancellation

Example: Yes, No, N/A

Field Type: Option buttons

Echo Training:

Mute the channel briefly, for 400ms, at the beginning of conversation, cancelling the echo. (Use this only if 'Echo Cancel' doesn't work as expected)

Example: Yes, No, N/A

Field Type: Option buttons

Echo Cancel When Bridged:

Enable echo cancellation when bridged. Generally not necessary, and in fact undesirable, to echo cancel when the circuit path is entirely TDM

Example: Yes, No, N/A

Field Type: Option buttons