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Virtual Private Networking Using IPSec, PPTP, or L2TP Connections
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ProSecure Unified Threat Management (UTM) Appliance
Figure 169.
3. Specify the settings that are explained in the following table.
Table 69. VPN client IPSec configuration settings
Setting Description
VPN Client address Either enter 0.0.0.0 as the IP address, or enter a virtual IP address that is used by
the VPN client in the UTM’s LAN; the computer (for which the VPN client opened a
tunnel) appears in the LAN with this IP address.
Address Type Select Subnet address from the drop-down list. This selection defines which
addresses the VPN client can communicate with after the VPN tunnel is
established.
Remote LAN address Enter 192.168.1.0 as the remote IP address (that is, LAN network address) of the
gateway that opens the VPN tunnel.
Subnet mask Enter 255.255.255.0 as the remote subnet mask of the gateway that opens the VPN
tunnel.
ESP Encryption Select 3DES as the encryption algorithm from the drop-down list.
Authentication Select SHA-1 as the authentication algorithm from the drop-down
list.
Mode Select Tunnel as the encapsulation mode from the drop-down list.
PFS and Group Select the PFS check box, and then select the DH2 (1024) key group from the
drop-down list.
Note: On the UTM, this key group is referred to as Diffie-Hellman Group 2 (1024
bit).