A.定义PPP用户的验证方法表
B.规定ppp用户的验证方式
C.将PPP用户的验证方法表应用于接口
D.规定该接口可以使用PPP协议
Which command displays the CHAP authentication process as it occurs between two routers?（）A、debug authenticationB、debug chap pppC、debug chap authenticationD、debug ppp authentication
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单选题Which profile configurations allows either PAP or CHAP to be used for authentication?（）A ppp authentication chap papB pppoe authentication chap papC ppp authentication chap ppp authentication papD pppoe authentication chap pppoe authentication pap
单选题Which set of configuration commands illustrates the correct configuration steps for a PPP over ATM Interface?（）A interface atm 5/1.1 atm pvc 1 0 101 aal5autoconfig profile ppp generic autoconfig ipB interface atm 5/1.1 atm pvc 1 0 101 aal5snap encapsulation ppp ppp authentication pap ip unnumbered loopback 1 ip access-routesC interface atm 5/1.1 atm pvc 1 0 101 aalmux ip encapsulation ppp ppp authentication pap ip unnumbered loopback 1 ip access-routesD interface atm 5/1.1 atm pvc 1 01 101 aal5snap encapsulation pppoa ppp authentication chap ip profile generic
多选题命令ppp authentication /{pap | chap} scheme default用来（）A定义PPP用户的验证方法表B规定ppp用户的验证方式C将PPP用户的验证方法表应用于接口D规定该接口可以使用PPP协议
单选题下面哪条命令是把PPP的验证方式设置为PAP（）.A ppp papB ppp chapC ppp authentication-mode papD ppp authentication-mode chap
单选题which command is used to enable CHAP authentication whit PAP as the fallback method on a serialinterface？（）A （config-if）#authentication ppp chap fallback pppB （config-if）#authentication ppp chap papC （config-if）#ppp authentication chap papD （config-if）#ppp authentication chap fallback ppp
单选题哪个命令用于启用CHAP身份验证，SAP作为一个串行接口的备用方法？（）A （config-if）#authentication ppp chap fallback pppB （config-if）#authentication ppp chap papC （config-if）#ppp authentication chap papD （config-if）#ppp authentication chap fallback ppp
