
IP PBXs USER MANUAL
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Please configure these parameters according to the instructions of the service provider or ask for advice from our support team.
Otherwise please do not change these settings without professional guidance.
9.5.5
BRI Settings
BRI module can only be installed on Slot2 of the PBX-C302 and PBX-C503 IPPBX systems. The BRI modules you have received the jumpers
on the module should be set on “V2” position by default, please refer to following picture to check the jumpers before installing.
The jumpers shown in the picture below are for crossover cables and straight cables to connect a BRI connection.