Figure 45: Ucm6100 Fxo Tone Settings; Figure 46: Ucm6100 Pstn Detection - Grandstream Networks UCM6102 User Manual

be answered and up for about 1 minute. Once done, the detecting result will show and can be used for
the UCM6100 settings.
1. Go to UCM6100 web GUI->PBX->Basic/Call Routes->Analog Trunks page.
2. Click to edit the analog trunk created for the FXO port.
3. In the dialog window to edit the analog trunk, go to "Tone Settings" section and there are two methods
to set the busy tone.

Tone Country. The default setting is "United States of America (USA)".

PSTN Detection.
4. Click on "Detect" to start PSTN detection.

If there are two FXO ports connected to PSTN lines, use the following settings for auto-detection.
Firmware Version 1.0.7.11

Figure 45: UCM6100 FXO Tone Settings

Figure 46: UCM6100 PSTN Detection

UCM6100 Series IP PBX User Manual Page 108 of 233