Billion BiPAC 7402G User Manual page 86

Example: Configuring a IPSec LAN-to-LAN VPN Connection
Local Network ID
Local Router IP
Remote Network ID
Remote Router IP
IKE Pre-shared Key
VPN Connection Type
Security Algorithm
Both office LAN networks MUST in different subnet with LAN to LAN application.
Functions of Pre-shared Key, VPN Connection Type and Security Algorithm
MUST BE identically set up on both sides.
Attention
Chapter 4: Configuration
Table 3: Network Configuration and Security Plan
Branch Office
192.168.0.0/24
69.1.121.30
192.168.1.0/24
69.1.121.3
Tunnel mode
ESP:MD5 with AES
3G / ADSL2+ (802.11g) (VPN) Firewall Router
12345678
Head Office
192.168.1.0/24
69.1.121.3
192.168.0.0/24
69.1.121.30
12345678
Tunnel mode
ESP:MD5 with AES
85