Which of the following services was MOST likely used?

A technician has configured a router to authenticate VPN users to an LDAP server on the network. In
order to allow the authentication service, both UDP and TCP ports needed to be allowed on the
router. Which of the following services was MOST likely used?

A technician has configured a router to authenticate VPN users to an LDAP server on the network. In
order to allow the authentication service, both UDP and TCP ports needed to be allowed on the
router. Which of the following services was MOST likely used?

A.
Kerberos

B.
TACACS+

C.
RADIUS

D.
802.1x

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DVS

DVS

TACACS+ only uses TCP ports, RADIUS uses both UDP and TCP port so its the more suitable choice.

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