Table 37: Pstn Detection For Analog Trunk - Grandstream Networks UCM6102 User Manual

5. Click "Detect" to start detecting. The source channel will initiate a call to the destination number. For
"Auto Detect", the call will be automatically answered. For "Semi-auto Detect", the UCM6100 web
GUI will display prompt to notify the user to answer or hang up the call to finish the detecting process.
6. Once done, the detected result will show. Users could save the detecting result as the current
UCM6100 settings.
Detect Model
Source Channel
Destination Channel
Destination Number
Note:

The PSTN detection process will keep the call up for about 1 minute.

If "Semi-auto Detect' is used, please pick up the call only after informed from the web GUI prompt.

Once the detection is successful, the detected parameters "Busy Tone", "Polarity Reversal" and
"Current Disconnect by PSTN" will be filled into the corresponding fields in the analog trunk
configuration.
Firmware Version 1.0.7.11

Table 37: PSTN Detection for Analog Trunk

Select "Auto Detect" or "Semi-auto Detect" for PSTN detection.

Auto Detect
Please make sure two or more channels are connected to the
UCM6100 and in idle status before starting the detection. During the
detection, one channel will be used as caller (Source Channel) and
another channel will be used as callee (Destination Channel). The
UCM6100 will control the call to be established and hang up between
caller and callee to finish the detection.

Semi-auto Detect
Semi-auto detection requires answering or hanging up the call
manually. Please make sure one channel is connected to the
UCM6100 and in idle status before starting the detection. During the
detection, source channel will be used as caller and send the call to
the configured Destination Number. Users will then need follow the
prompts in web GUI to help finish the detection.
The default setting is "Auto Detect".
Select the channel to be detected.
Select the channel to help detect when "Auto Detect" is used.
Configure the number to be called to help the detection.
UCM6100 Series IP PBX User Manual Page 110 of 233