You are an administrator of a network that uses PPP for CHAP authentication over ever WAN link. What command would you enter to display the CHAP authentication as it occurs in real time?（）
- A、show ppp authentication
- B、debug PAP authentication
- C、debug PPP authentication
- D、show interface serial0
- E、show CHAP authentication
正确答案:C
答案解析:有
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