• ▼MSDN Library - April 2000
    • ▶Welcome to the MSDN Library
    • ▶Visual Studio 6.0 Documentation
    • ▶Office Developer Documentation
    • ▶Windows CE Documentation
    • ▶Platform SDK
    • ▶SDK Documentation
    • ▶DDK Documentation
    • ▶Windows Resource Kits
    • ▶Knowledge Base
    • ▶Technical Articles
    • ▶Backgrounders
    • ▼Specifications
      • ▶Applications
      • ▼Platforms
        • ▶Application Specification for Microsoft Windows 2000 for Desktop Applications
        • ▶Application Specification for Microsoft Windows 2000 Server
        • ▶ISV Logo Requirements
        • Media Status Notification Support Specification, Version 1.03
        • ▶Microsoft-Intel Display Control Interface 1.6
        • ▶OEM Logo Requirements
        • ▶Plug and Play BIOS Specification 1.0A
        • ▶Plug and Play External COM Device Specification
        • ▶Plug and Play ISA Specification 1.0A
        • ▶Plug and Play Parallel Port Devices
        • ▶Plug and Play SCSI Specification 1.0
        • ▼Point-to-Point Tunneling Protocol--PPTP
          • Abstract
          • ▶1. Introduction
          • ▶2.0 Control Connection Protocol Specification
          • ▼3.0 Control Connection Protocol Operation
            • ▼3.1 Control Connection States
              • 3.1.1 Control Connection Originator (may be PAC or PNS)
              • 3.1.2 Control connection Receiver (may be PAC or PNS)
              • 3.1.3 Start Control Connection Initiation Request Collision
              • 3.1.3 Keep Alives and Timers
            • ▶3.2 Call States
          • ▶4.0 Tunnel Protocol Operation
          • 5.0 Security Considerations
          • 6.0 Authors' Addresses
          • 7.0 References
          • ▶Appendix A. Acknowledgment Time-Outs
          • ▶Appendix B. Acknowledgment Time-Out and Window Adjustment
        • ▶Portable Executable and Common Object File Format Specification
        • Shorthand Guide to Using the Windows NT Trademark of Microsoft Corporation
        • Shorthand Guide to Using the Windows Trademark of Microsoft Corporation
        • SMART IOCTL API Specification
        • ▶Windows Generic Device IDs
      • ▶Technologies and Languages
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