单选题Which attribute is optional for IKE phase 2 negotiations？（）A proxy-IDB phase 2 proposalC Diffie-Hellman group keyD security protocol （ESP or AH）

题目

单选题

Which attribute is optional for IKE phase 2 negotiations？（）

proxy-ID

phase 2 proposal

Diffie-Hellman group key

security protocol （ESP or AH）

参考答案和解析

正确答案： C

解析：暂无解析

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JN0-331

单选题Which attribute is optional for IKE phase 2 negotiations？（）A proxy-IDB phase 2 proposalC Diffie-Hellman group keyD security protocol （ESP or AH）

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