LAN-to-LAN VPN using PPTP
Settings for Branch office
1. Setup interfaces, System->Interfaces:
WAN IP: 193.0.2.10
LAN IP: 192.168.4.1, Subnet mask: 255.255.255.0
2. Setup PPTP client, Firewall->VPN:
Under PPTP/L2TP clients click Add new PPTP client
Name the tunnel toMainOffice