In which three ways does the TACACS protocol differ from RADIUS? (Choose three.)
A . TACACS uses TCP to communicate with the NA
C . TACACS can encrypt the entire packet that is sent to the NA
E . TACACS supports per-command authorization.
F . TACACS authenticates and authorizes simultaneously, causing fewer packets to be transmitted.
G . TACACS uses UDP to communicate with the NA
. TACACS encrypts only the password field in an authentication packet.