• If there are two FXO ports connected to PSTN lines, use the following settings for auto-detection.
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.
Figure 96: UCM6100 PSTN Detection: Auto Detect
• If there is only one FXO port connected to PSTN line, use the following settings for auto-detection.
Figure 97: UCM6100 PSTN Detection: Semi-Auto Detect