In this example:
Local Network is on 192.168.0.0/24
Remote Network is on 192.168.1.0/24
Configuration of Local Network
Step 1: Open your web browser and type in the IP address of therouter (192.168.0.1 by default). Enter the username (admin by default) and password (blank by default), and then click OK.
Step 2: Click on SETUP and selectSETTINGS. Choose from the ADD VPN PROFILE dropdown menu and click Add.
Step 3: Configure theVPN as followed:
Enable Settings: check box to enable
Name: enter a name for the VPN
Encapsulation Mode: Tunnel
Remote IP: select Site to Site and enter the remote Gateway
Remote Local LAN Net /Mask: enter the remote LAN network and Subnet Mask
Authentication Protocol: enter a Pre-shared Key (must be the same as the Remote Side)
Phase 1 IKE Proposal List: leave as is
NAT-T Enabled: leave as is
PFS: check to enable
Phase 2 IPSec Proposal List: leave as is.
Step 4: Click Save Settings.
Configuration of Remote Network.
Note: Both sides cannot be on the same subnet.