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Connected to a PBX Extension Line

If the gateway is connected to a PBX extension line, then the busy tone of both the PBX and the PSTN must be detected.

Connecting to a PBX extension line and detecting the busy tone of the PBX

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Connect one of the PBX extension lines to the Gateway FXO Port (For MODEL 2S2O, connect the line to P3).

Detect Channel: Enter 3 (The trunk line is connected to P3, and uses P3 for outgoing detection).

Phone Number: Set the number of FXO line –to detect Reorder Tone.

Dial Number: Enter the number of the end to be tested—307.

Save detect value to CPT group: Enter the group that after testing to replace with. Finally, click the “Accept” button.

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D-Link DVG-6008S user manual Connected to a PBX Extension Line