User manual

MyPBX-SOHO User Manual
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3.3.2 Trunk
Trunk have two types: PSTN Trunk(FXO) and SIP Trunk.
Figure 3-7
3.3.2.1 PSTN（FXO） Trunk
1. Edit PSTN（FXO） Trunk
On PSTN Trunk administration page, click ‘Edit’ on selected trunk and modify
information on prompt window:
1）General
·Trunk Name
A unique label to help you identify this trunk when listed in outbound rules,
incoming rules etc. Ex: 'Port 5'
·Audio Setting
Normally you should not have to adjust your analog ports beyond the initial
calibration.Should you still need to fine tune your audio settings, please use the
adjustments.
2）Advanced Options
·Busy Detection
Busy Detection is used to detect far end hangup or for detecting busy signal.
Enable to turn this feature on.
·Busy Count
If Busy Detection is enabled, it is also possible to specify how many busy tones
to wait for before hanging up. The default is 4, but better results can be