Figure 28: Ucm6100 Fxo Tone Settings; Figure 29: Ucm6100 Pstn Detection - Grandstream Networks UCM6108 User Manual

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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.
x
Detect Model: Auto Detect.
Source Channel: The source channel to be detected.
Destination Channel: The channel to help detecting. For example, the second FXO port.
Destination Number: The number to be dialed for detecting. This number must be the actual
PSTN number for the FXO port used as the destination channel.
Firmware Version 1.0.2.21
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Figure 28: UCM6100 FXO Tone Settings

Figure 29: UCM6100 PSTN Detection

UCM6100 Series IP PBX User Manual Page 65 of 159