Toshiba Strata CIX40 - Page 149

Features
IP Telephony
Strata CIX General Description 12/07 129
Figure 24 IP Telephony Configurations Using NAT Routers
LIPU 1
Public
IP Addresses
MAS
NAT
Private
IP Addresses
Firewall with NAT
Private
IP Addresses
LAN
NAT
Same IP
Addresses
on both
sides of router
Registered
to LIPU 1
Registered
to LIPU 2
Registered
to LIPU 1
Registered
to LIPU 2
Registered
to LIPU 3
Public
Internet
Main Office Remote Office
Remote Stations
Public
IP Address
or
GIPH
LIPU 2
or
GIPH
LIPU 3
or
GIPH
or GIPH
or GIPH