多项选择题
A.The crypto ACL number
B.The IPSEC mode （tunnel or transport）
C.The GRE tunnel interface IP address
D.The GRE tunnel source interface or IP address， and tunnel destination IP address
E.The MTU size of the GRE tunnel interface
多项选择题 Refer to the exhibit. Which two statements about the AAA configuration are true？（）
单项选择题 Incomputersecurity，AAAstandsforauthentication，authorizationandaccounting.WhichoptionabouttheAAAauthenticationenabledefaultgroupradiusenablecommandiscorrect？（）
单项选择题 Authentication is the process of determining if a user or identity is who they claim to be. Refer tothe exhibit. Which statement about the authentication process is correct？（）