Matrix ETERNITY NE - Page 48

38 Matrix ETERNITY NE System Manual
If ETERNITY NE is connected to a Private Network (Behind the NAT),
• Connect SETU VP248, the Extended IP Phone, or any standard IP Phone to the LAN Switch.
• You may also register any SIP device (Extended IP Phone or open SIP phone) on the public network as
SIP Extension. In which case, configure Port Forwarding for SIP and RTP on the Router.
GSM/UMTS
PSTN
LAN Switch/Hub
Ethernet
WAN
DSL Modem/
Router
IP
CO
IP
GSM/UMTS
CO
LAN Switch/Hub
Ethernet
WAN
DSL Modem/
Router
IP