​​In the networking model shown in the figure, after the configuration is completed, it is found that the user authentication fails, then the possible cause of the failure is

​​In the networking model shown in the figure, after the configuration is completed, it is found that the user authentication fails, then the possible cause of the failure is
A . The username is not configured on the RADIUSServer
B . No default domain is specified on RADIUSClient
C . The message shared key between RADIUS Server and RADIUs Client is inconsistent
D . The network cable between RADIUS Server and RADIUs Client is not connected

View Answer

Answer: ABCD