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V400 Series VoIP Gateway User Guide
21
YML832 Rev1
Example for V431 gateway
Phone1-Phone3 are FXS interfaces and can be directly connected to telephone sets for direct calls.
Line1 is an FXO interface and can be connected to a PSTN to serve as a bridge between the PSTN and
other VoIP telephones. The system also allows a call to be made from a traditional telephone line to
connect with a user behind the V431.
Integrating the V431 with PBX
Phone1-Phone3 are FXS interfaces and can be connected to a PBX CO; Line1 is an FXO interface and
can be connected to a PSTN to act as a bridge between the PSTN and other VoIP telephones. The system
also allows a call to be made from a traditional telephone line to connect with a user behind the V431.