Telephone Interface Description (4 Ports Model Used In The Example); Example For 4S Gateway - D-Link DVG-5004 Operation Manual

SIP Operation Manual V2.6

Telephone Interface Description (4 ports model used in the example)

Example for 4S gateway:

4S gateway connecting directly to phone sets
After connecting telephone sets to P1-P4, users can make direct calls,(P1-P4 are FXS interfaces). Each
set acts as an independent extension line.
Integrating the 4S with PBX
P1-P4 is FXS interfaces, and some of them can be connected to telephone sets for direct calls. Others
can be connected to the PBX so other extension lines can make VoIP calls.
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