12
SIP Operation Manual
4S4O Model (4 FXS and 4 FXO ports)
P1
WAN
L1
P2
P3
P4
L2 L3
L4
P5
P6
P7 P8
RESET
GND
DC12V
POWER
Connects to the power
adapter (comes with
the gateway)
FXS ports 1 ~ 4
(telephone connectors)
Connects to phone sets
WAN port
Connects to broadband
Networks such as ADSL,
Cable Modem or Router
LAN ports 1 ~ 4
(built-in Ethernet switch)
Connect LAN hosts here
to share WAN connection.
IP sharing features enabled
RESET
To reset the
gateway
or to restore
factory settings
FXO ports 5~8
(PSTN line connectors)
Connects to PSTN lines