VPN
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CG3000DCR Advanced Cable Modem Gateway
client software. The gateway on your network is the other tunnel endpoint. See
Set Up a
Client-to-Gateway VPN Configuration
on page 32 for information about how to set up this
configuration.
Gateway-to-Gateway VPN Tunnels
Gateway-to-gateway VPN tunnels provide secure access between networks, such as a
branch or home office and a main office.
VPN tunnel
Figure 4. VPN tunnel between two gateways
A VPN between two or more NETGEAR VPN-enabled routers is a good way to connect
branch or home offices and business partners over the Internet. VPN tunnels also enable
access to network resources across the Internet. In this case, use gateways on each end of
the tunnel to form the VPN tunnel endpoints.
Planning a VPN
When you set up a VPN, it is helpful to plan the network configuration and record these
configuration parameters:
•
Connection name
•
Pre-shared key
•
Secure association (main mode or manual keys)
•
Perfect Forward Secrecy
•
Encryption Protocol
•
Diffie-Hellman (DH) Group
•
Key life in seconds
•
IKE life time in seconds
•
VPN endpoint
•
Local IPSec ID
•
LAN IP address
•
Subnet mask
