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Appendix A. Examples

Appendix A. Examples​

以下示例显示了 Peer(P)和 Authenticator(A)之间,以及 Authenticator 和后端认证服务器(S)之间的 EAP 交换。示例中使用的缩写:M = MD5-Challenge,S = Success,F = Failure,N = Nak,I = Identity。

图 1:成功认证

P->A: Response(Identity)
A->S: Request(Identity) (M)
S->A: Response(Identity) (M)
A->P: Request(MD5-Challenge)
P->A: Response(MD5-Challenge)
A->S: Response(MD5-Challenge)
S->A: Success
A->P: Success

图 2:认证失败

P->A: Response(Identity)
A->S: Request(Identity) (M)
S->A: Response(Identity) (M)
A->P: Request(MD5-Challenge)
P->A: Response(MD5-Challenge)
A->S: Response(MD5-Challenge)
S->A: Failure
A->P: Failure

图 3:对端 NAK 第二个方法

P->A: Response(Identity)
A->P: Request(MD5-Challenge)
P->A: Response(Nak)
A->P: Request(OTP)
P->A: Response(OTP)
A->P: Success

图 4:第二个方法在后台失败

P->A: Response(Identity)
A->P: Request(MD5-Challenge)
P->A: Response(Nak)
A->P: Request(OTP)
P->A: Response(OTP)
A->P: Failure