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What is the pop3 port number?

Jan 30, 2023 pm 02:58 PM
pop3

The pop3 port number is 110; the full name of pop3 is "Post Office Protocol - Version 3", which is "Post Office Protocol Version 3"; it is a member of the TCP/IP protocol family and is defined by RFC1939; this protocol Mainly used to support remote management of emails on the server using the client; the POP3 protocol that provides SSL encryption is called POP3S.

What is the pop3 port number?

#The operating environment of this tutorial: Windows 10 system, Dell G3 computer.

What is the pop3 port number?

110

POP3 protocol default port: 110

POP3 protocol default transmission protocol: TCP

POP3 protocol applicable Architecture structure: C/S It's called "Post Office Protocol - Version 3", which means "Post Office Protocol Version 3". It is a member of the TCP/IP protocol suite and is defined by RFC1939. This protocol is primarily intended to support remote management of email on the server using a client. The POP3 protocol that provides SSL encryption is called POP3S.

POP protocol supports "offline" email processing. The specific process is: the email is sent to the server, the email client calls the email client program to connect to the server, and downloads all unread emails. This offline access mode is a store and forward service that sends emails from the email server to a personal terminal machine, usually a PC or MAC. Once the email is sent to the PC or MAC, the email on the mail server will be deleted. However, most POP3 mail servers can "only download mails and not delete them on the server side", which is an improved POP3 protocol.

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