NetComm 4-port and 8-port Gateways Gateway Series - Manual (Page 17)

SmartVoice Gateway(s) User Guide 17
YML83 Rev
Example of SmartVoice Gateway using FXO interfaces
SmartVoice Gateway connecting directly to the Telephone Line of a PSTN
Line1-Line4 are FXO interfaces and can all be connected to a PSTN to serve as a bridge between the
PSTN and VoIP network.
Integrating the SmartVoice Gateway with PBX
Line1-Line4 are FXO interfaces and can be connected with PBX extension lines (this is exclusively for an
analog interface, and is not applicable for a digital interface).
Note: The above diagrams show a 4-port SmartVoice gateway for illustration purposes.
An 8 port SmartVoice gateway could also be used depending upon your network
requirements.