IPSec in a Windows 2000 World

IPSec in a Windows 2000 World

Explore the intricacies of IPSec in a Windows 2000 environment through this comprehensive Black Hat conference talk. Delve into client remote access VPN protocols, focusing on the Layer 2 Tunneling Protocol (L2TP) and its integration with IPSec. Learn about the L2TP Extensions working group, UDP usage for control and data packets, and the well-known port 1701. Discover how the L2TP/IPSec VPN Client enables migration from PPTP while maintaining functionality. Understand the automatic generation of IPSec security rules and the initiation of security when sending packets. Gain insights into the Windows 2000 L2TP/IPSec VPN Client and its automatic IPSec configuration for remote access.