[MSDN Library June 1998] PPTP-enabled Network Access Servers at an ISP (97.9591836734694%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Server 4.0 Resource Kit > Windows NT Server Resource Kit - Supplement 2 > Understanding PPTP > PPTP and Virtual Private Networking

[MSDN Library June 1998] PPTP Servers on the Private LAN (80.1814058956916%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Server 4.0 Resource Kit > Windows NT Server Resource Kit - Supplement 2 > Understanding PPTP > PPTP and Virtual Private Networking

[MSDN Library June 1998] PPTP Clients (76.8480725623583%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Server 4.0 Resource Kit > Windows NT Server Resource Kit - Supplement 2 > Understanding PPTP > PPTP and Virtual Private Networking

[MSDN Library June 1998] PPTP Architecture Overview (61.9274376417234%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Server 4.0 Resource Kit > Windows NT Server Resource Kit - Supplement 2 > Understanding PPTP > PPTP Architecture

[MSDN Library June 1998] PPTP Data Transmission (61.3718820861678%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Server 4.0 Resource Kit > Windows NT Server Resource Kit - Supplement 2 > Understanding PPTP > PPTP Architecture