Virtual Private Networking

Configuration of the VPN Client Computer for a Pass-Through VPN

The following sections detail the configuration of a Windows 2000–based VPN client for PPTP and L2TP over IPSec for a pass-through VPN.

To configure a PPTP connection

Create a VPN connection object that connects the employee of company A with the VPN server of company B as follows:
- On the General tab, type the host name or IP address of the intranet interface of the company B VPN server.
- On the Security tab, select Secure my password but not my data.
- On the Networking tab, select Point-to-Point Tunneling Protocol (PPTP) as the type of server into which you are dialing.
Create a VPN connection object that connects the employee of company A with the Internet VPN server of company A as follows:
- On the General tab, type the host name or IP address of the Internet interface of the company A VPN server.
- On the Security tab, select either Secure my password and data or Custom. If you select Custom, you must also select the appropriate encryption and authentication options.
- On the Networking tab, select Point-to-Point Tunneling Protocol (PPTP) as the type of server into which you are dialing.

To configure an L2TP over IPSec connection

Create a VPN connection object that connects the employee of company A with the VPN server of company B as follows:
- On the General tab, type the host name or IP address of the intranet interface of the company B VPN server.
- On the Security tab, select Secure my password but not my data.
- On the Networking tab, select Layer-2 Tunneling Protocol (L2TP) as the type of server into which you are dialing.
Create a VPN connection object that connects the employee of company A with the Internet VPN server of company A as follows:
- On the General tab, type the host name or IP address of the Internet interface of the company A VPN server.
- On the Security tab, select either Secure my password and data or Custom. If you select Custom, you must also select the appropriate encryption and authentication options.
- On the Networking tab, select Layer-2 Tunneling Protocol (L2TP) as the type of server into which you are dialing.