A.Switch

B.usG

C.IPS

D.AntiDDOS

A.The controller node server system time is inconsistent

B.One database node server of the controller fails

C.The controller node server CPU, memory and other resource usage reaches 100%

D.The controller node server disk space usage reaches 100%

A.Does not support third-party Portal server authentication

B.Does not support portal page customization

C.Supports linkage with MDM and terminal security inspection

D.Supports connection with external Radius server for 802.1X authentication

E.Support built-in Radius server for 802.1X authentication

A.Bluetooth headset

B.Infrared sensor

C.Cordless phones operating in the 2.4G frequency band

D.Microwave oven

A.SNMP

B.BGP-LS

C.PCEP

D.Netconf