A company has a private cloud NAC solution in place to prevent unauthorized/non-company assets from connecting to the internal network. A cloud systems administrator cannot add a new physical server to the existing functioning cluster.
Which of the following is the MOST likely cause of this issue?
A . Server objects were deleted.
B . The DNS and DHCP servers are down.
C . The new physical server has a faulty NI
E . Server MAC addresses are not being updated.