User's Manual

Virtual Private Networking
104
N600 Wireless Dual Band Gigabit ADSL2+ Modem Router DGND3700
Note: See Use Auto Policy to Configure VPN Tunnels on page 112 for
information about how to enable the IKE keep-alive capability on an
existing VPN tunnel.
6. Repeat these steps for the gateway on LAN B, and pay special attention to the following
network settings:
• WAN IP of the remote VPN gateway (for example, 14.15.16.17)
• LAN IP settings of the remote VPN gat
eway:
- IP address (for example, 192.168.0.1)
- Subnet mask (for example, 255.255.255.0)
- Pre-shared key (for e
x
ample, 12345678)
7. Use the VPN Status screen to activate the VPN tunnel by performing the following steps:
Note: The VPN Status screen is only one of three ways to active a VPN
tunnel. See
Activate a VPN Tunnel on page 105 for information
about the other ways.
a. On the wireless modem router menu, select VPN Status. The VPN Status/Log screen
displays: