Which of the following authentication methods is MOST likely being attempted?

A system administrator is using a packet sniffer to troubleshoot remote authentication. The
administrator detects a device trying to communicate to TCP port 49. Which of the following
authentication methods is MOST likely being attempted?

A system administrator is using a packet sniffer to troubleshoot remote authentication. The
administrator detects a device trying to communicate to TCP port 49. Which of the following
authentication methods is MOST likely being attempted?

A.
RADIUS

B.
TACACS+

C.
Kerberos

D.
LDAP



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