The Ipsec is a kind of being designed by IETF of really carry the mechanism that carry data safety of protecting the communication of IP, support logarithms according to encrypt, insure the complete of the data.

• Ipsec是一种由IETF设计的端到端的确保IP通讯的数据安全性的机制，支持对数据加密，确保数据的完整性。