Which protocol is used for port-level access control and authentication?

Posted by: Pdfprep Category: JN0-647 Tags: JNCIP-ENT, JN0-647 exam questions, JN0-647 practice exam Post Date: October 17, 2020

Which protocol is used for port-level access control and authentication?
A . MD5
B . IPsec
C . 802.1X
D . AES

Answer: C