It suggests the ways to establish the positive coping style,such as by group interaction,perfecting students self-consciousness and in the course of psychological consultation,cultivate students positive cognitive attitude and good interpersonal relationship.

When it came to transforming, we should study the special characters of it and it s positive aspect and also it s negative aspect.

This paper researches the negotiation process of IKE,analyzes its security properties and presents some suggestions on pre-shared key authentication method in main mode and signatures authentication in aggressive mode.