As an administrator, you want to force your users to authenticate. You have selected Client
Authentication as your authentication scheme. Users will be using a Web browser to authenticate.
On which TCP port will authentication be performed?

A.
23

B.
80

C.
259

D.
261

E.
900

Explanation:
client authentication uses port 900 to authenticate over HTTP. You can check this in the Appendix
“C.4” of the CCSA Official Courseware. (Management I)
Incorrect Answers:
A: This is the standard “Well-Known” Telnet port.
B: This is the standard “Well-Known” HTTP port.
C: This port is used for client authentication with Telnet.
D: This port is not used by VPN1/FW1.