NETGEAR N300

Virtual Private Networking
117
N300 Wireless ADSL2+ Modem Router DGN2200v3
Set Up a Gateway-to-Gateway VPN Configuration
This section describes how to use the VPN Wizard to set up the VPN tunnel using the VPNC
default parameters listed in Table 5 on p
age 106. If you have special requirements not
covered by these VPNC-recommended parameters, see Set Up VPN Tunnels in Special
Circumstances o
n page 125 for information about how to set up the VPN tunnel.
Follow this procedure to configure a gateway-to-gat
eway VPN tunnel using the VPN Wizard.
Gateway A
Gateway B
VPN tunnel
Internet
22.23.24.25
14.15.16.17
IP: 192.168.0.1
IP:192.168.3.1
Figure 12. Gateway-to-gateway VPN tunnel
Set the LAN IPs on each modem router to a different subnet and configure each correctly for
the Internet. The subsequent examples assume the settings shown in the following table.
Table 7. Gateway-to-Gateway VPN Tunnel Configuration Worksheet
Parameter Value to Be Entered Field Selection
Connection Name GtoGr N/A
Pre-Shared Key 12345678 N/A
Secure Association N/A Main Mode Manual Keys
Perfect Forward secrecy N/A Enabled Disabled
Encryption Protocol N/A DES 3DES
Authentication Protocol N/A MD5 SHA-1
Diffie-Hellman (DH) Group N/A Group 1 Group 2
Key Life in seconds 28800 (8 hours) N/A
IKE Life Time in seconds 3600 (1 hour) N/A
VPN Endpoint Local IPSecID LAN IP Address Subnet Mask FQDN or Gateway
IP (W
AN IP
Address)
Gateway_A GW_A 192.168.0.1 255.255.255.0 14.15.16.17
Gateway_B GW_B 192.168.3.1 255.255.255.0 22.23.24.25