Secure Computing SG300 User Manual page 199

If adding an x.509 Certificate Tunnel, select the Local Certificate that you have
uploaded to the SG unit. Enter the Client Distinguished Name; it must match exactly
the distinguished name of the remote party's local certificate to successfully authenticate
the tunnel. Distinguished name fields are listed
Note
Certificates need to be uploaded to the SG unit before a tunnel can be configured to use
them (see Certificate Management in the IPSec section later in this chapter).
Add an L2TP user account
Select Users under System from the main menu, click Local Users and a New user with
PPTP Access. Keep note of the Username and Password, as these are required in
configuring the remote PPTP client.
Refer to the the Users section of the chapter entitled System for a more detailed account
of adding a new local user.
Configure the remote L2TP client
The following instructions are for Windows XP.
Log in as Administrator or with Administrator privileges. From the Start menu, select
Settings and then Network Connections.
Click Create New Connection from the Network Tasks menu to the left.
Virtual Private Networking
195