COMPUTER NETWORKING

INTRODUCTION

PROTOCOL LAYERING

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the port used by Post Office Protocol 3 (POP3) for secure connection?
A
993
B
143
C
995
D
110
Explanation: 

Detailed explanation-1: -Port 110 is the default POP3 port and it is not encrypted. The encrypted port for POP3 is 995 and works over TLS/SSL.

Detailed explanation-2: -the Post Office Protocol POP3 (TCP port 110) commonly used by mail clients to retrieve Internet mail.

Detailed explanation-3: -The Post Office Protocol (POP3) is an Internet standard protocol used by local email software clients to retrieve emails from a remote mail server over a TCP/IP connection.

There is 1 question to complete.