L2Tp Vpn Tutorial; Configuring The Default_L2Tpvpn Ipsec Vpn Rule (Server) - ZyXEL Communications SBG3500-N000 User Manual

4.15 L2TP VPN Tutorial

This section illustrates how to set up a basic L2TP VPN tunnel between the SBG3500-N Series and a
remote client.
The example uses the following settings in setting up a basic L2TP VPN tunnel.
Figure 16 L2TP VPN Example
LAN Subnet #1: 192.168.1.0/24
LAN Subnet #2: 192.168.2.0/24
• The SBG3500-N Series has a static IP address of 172.16.1.2 for the DSL WAN interface.
• The remote user has a dynamic IP address and connects through the Internet.
• Use the default IP address pool to assign the remote users a point-to-point IP addresses from
10.2.1.1 to 10.2.1.32 for use in the L2TP VPN tunnel.
• The access group configuration allows the remote L2TP user to access only the LAN subnet
192.168.2.0/24.

4.15.1 Configuring the Default_L2TPVPN IPSec VPN Rule (Server)

Go to the VPN > IPSec VPN screen which lists the VPN rules. Click the Edit icon of the
1
Default_L2TPVPN entry.
Chapter 4 Tutorials
172.16.1.2
SBG3500-N Series User's Guide
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L2TP VPN IP Address Pool:
10.2.1.1 - 10.2.1.32