IPsec VPN的RFC文档集合: RFC 2401 《Security Architecture for the Internet Protocol》 RFC 2402 《IP Authentication Header》 RFC 2406 《IP Encapsulating Security Payload (ESP)》 RFC 2407 《The Internet IP Security Domain of Interpretation for ISAKMP》 RFC

This isakmpd, a BSD-licensed ISAKMP/Oakley (a.k.a. IKE) implementation.

libike is a cross-platform C library for managing IKE negotiations. The library implements RFC-standard ISAKMP/IKE exchanges and utilizes a callback mechanism to delegate tasks of the actual packet transmission and security policies management to the

Phase of oakley definition.Security Association Payload generic header. -Phase of oakley definition.Security Association Payload generic header.