Billion BIPAC 8501 User Manual page 79

Example: Configuring a PPTP LAN-to-LAN VPN Connection
The branch office establishes a PPTP VPN tunnel with head office to connect two private networks over
the Internet. The routers are installed in the head office and branch office accordingly.
Both office LAN networks MUST in different subnet with LAN to LAN
application.
Attention
Chapter 4: Configuration
SHDSL VPN Firewall Bridge/Router
78