Vpn Connection - NEC US110 User Manual

VPN Connection

System Configuration
The following figure shows a sample network configuration which uses L2TP + IPSec protocol to
connect US110 to an enterprise VPCC through the Internet.
LAN
US110
Installation site
When the US110 starts VPN connection using L2TP + IPSec protocol, the IP address of intranet is
added and the US110 is placed in the state as if it is connected with the intranet, allowing an access
to VPCC.
When connected, user authentication
and communication data are
encrypted to ensure the security.
L2TP connection
Broadband
router
Using Advanced Features 117
Internet
L2TP
gateway
LAN
VPCC
Authentication server
Intranet