Home » CompTIA » N10-006 » Which of the following ports would have to be allowed through a firewall for POP3 traffic to pass on its default port?
Which of the following ports would have to be allowed through a firewall for POP3 traffic to pass on its default port?
A. 110
B. 123
C. 143
D. 443
Answer: A
Explanation:
Post Office Protocol (POP) is an application-layer Internet standard protocol used by local e-mail clients to retrieve e-mail from a remote server over a TCP/IP connection. POP3 server listens on well-known port 110.
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