ZyXEL Communications ZyWALL USG Series Application Notes page 151

• VPN name is for the user to identify the VPN configuration.
• Set VPN server is the USG's WAN IP address.
• Set IPSec pre-shared key is the pre-shared key of the IPSec VPN gateway the USG uses for
L2TP VPN over IPSec (top-secret in this example).
• Enable L2TP secret turn this off.
• DNS search domain leave this on.
• When dialing the L2TP VPN, the user will have to enter his account and password.
3.6.4 Configuring L2TP VPN in iOS
T o configure L2TP VPN in an iOS device, go to Settings > VPN > Add VPN Configuration > L2TP
and configure as follows.
• Description is for the user to identify the VPN configuration.
• Server is the USG's WAN IP address.
• Account is the user's account for using the L2TP VPN (L2TP-test in this example).
• RSA SecurID leave this off.
• Password is the password for the user's account.
• Secret is the pre-shared key of the IPSec VPN gateway the USG uses for L2TP VPN over
IPSec (top-secret in this example).
• Send All Traffic leave this on.
• Proxy leave this off.
3.6.5 Configuring L2TP VPN in Windows
The following sections cover how to configure L2TP in remote user computers using Windows 7,
Vista, or XP .
3.6.5.1 Configuring L2TP in Windows 7 or Windows Vista
Do the following to establish an L2TP VPN connection.
Create a Connection Object
Open the Network and Sharing Center screen.
1
Windows 7: click Start > Control Panel > View network status and tasks > Set up a new
connection or network.
Windows Vista: click Start > Network > Network and Sharing Center > Set up a connection or
network).
Select Connect to a workplace and click Next.
2
Select Use my Internet connection (VPN).
3
For the Internet address enter the My Address domain name or WAN IP address of the VPN
4
gateway the USG is using for L2TP VPN (172.16.1.2 in this example).
For the Destination name, specify a name to identify this VPN (L2TP to USG for
4a
example).
Select Don't connect now, just set it up so I can connect later and click Next.
4b
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