8
3S1O Model (3 FXS and 1 FXO ports)
RESET
To reset the
gateway
Or to restore
factory settings
DC+12V
Reset
POWER
Connects to the power
adapter (comes with
the gateway)
FXS ports : 1, 2, 3
FXO ports : 4
FXS to telephone set;
FXO to PSTN lines
P1
P2
P3
P4
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
WAN
L1
WAN port
S I P Operation Manual
L2
L3
L4