| ADVANCED |
ADVANCED → VoIP → Line
FXS Impedance: Select different impedance from the
ADVANCED → VoIP → Line
This feature is a call drop standard for a VoIP Router to determine whether or not to hang up the phone. The VoIP Router will disconnect the call automatically to avoid keeping the line engaged if the detected volume is below the Silence Detection Threshold or the time exceeds the Drop Silent Call Timeout.
Silence Detection Threshold: Enter the threshold (dB) to detect if there is voice coming from
Drop Silent Call Timeout: Enter the duration (second) for detecting if there are RTP packets receiving from
Note: Improper values for above settings might cause unexpected automatic disconnection of a call. Default values are recommended.
ADVANCED → VoIP → Line
Enable IVR Option: Check the box to enable IVR function.
Enable Call Feature Code: Check the box to enable the advanced function for Call Features, such as Call Pickup, Automatic Redial and Unattended transfer.
