Two weeks after installation, a network technician is now unable to log onto any of the newly
installed company switches. The technician suspects that a malicious user may have changed the
switches’ settings before they were installed in secure areas. Which of the following is the MOST
likely way in which the malicious user gained access to the switches?

A.
Via SSH using the RADIUS shared secret

B.
Via HTTP using the default username and password

C.
Via console using the administrator’s password

D.
Via SNMP using the default RO community