post office protocol

POP3 POP3 is the abbreviation for post Office Protocol 3, the 3rd version of the Post Office Protocol, which specifies how to connect personal computers to the Internet's mail servers and electronic protocols for downloading e-mail. It is the first

In the computer network OSI model, the TCP port completes the function specified by the layer-4 transmission layer. Many applications connected to our computer and network are implemented through TCP ports. This article will share with you some

JAVA utility -- javamail and utility -- javamail Before implementing javamail, you must first set up an email server.James needs to use the Tomcat server when developing WEB programs, but the Tomcat server does not support Mail processing. Therefore,

Original address: http://www.cnblogs.com/ForEvErNoME/archive/2012/06/05/2529259.html (with code download, bloggers are really ethical)1. Supplementary knowledge(1) What are POP3 and SMTP servers?Simply put: POP3 is used to receive e-mail, and SMTP

Windows Server 2003 building a mail serverBecause Windows Server 2003 defaults to not installing the POP3 and SMTP services we need to build our mail servers, we need to install them ourselves. Here's how:1. Place the Windows Server 2003 System CD

The concept, model, and Protocol family of TCP/IP Control Protocol/Internet Protocol are abbreviated as Transmission Control Protocol/Internet Protocol, also known as network communication Protocol, it is the most basic protocol of the Internet and

Introduction to TCP/IP and other network protocols 1. TCP/IP is a communication protocol for the Internet. Computer Communication Protocols are descriptions of the rules that computers must comply with in order to communicate with each other. TCP/IP

1. Supplementary knowledge(1) What are POP3 and SMTP servers?Simply put: POP3 is used to receive e-mail, and SMTP is used to send e-mail.(1) What does POP3 specifically refer to?POP3 (Post Office Protocol 3) is the 3rd version of the Post Office

This article is about the PHP surface of the question two of the use of the transmission protocol, has a certain reference value, now share to everyone, the need for friends can refer to 1.HTTP (Hyper Text Transport Protocol): Hypertext Transfer

PHP Aspects: The difference between 1,echo print Print_r ECHO is a PHP statement, print and Print_r is a function, the statement does not return a value, the function can have a return value. Print prints only the values of a simple type

TCP/IP is the communication protocol of the Internet. A communication protocol is a description of the rules that a computer must obey, and the computer can communicate only if the rules are followed. Both the browser and the server

JavaMail, as the name implies, provides developers with programming interfaces for dealing with e-mail. It is the API that Sun releases to handle email. It is easy to perform some common mail transfer. We can develop an application similar to

Introduction of JavaMailJavaMail, as the name implies, provides developers with programming interfaces for dealing with e-mail. It is the API that Sun releases to handle email. It is easy to perform some common mail transfer.Although JavaMail is one

I. Related concepts of e-mailMail protocol. Mainly include:SMTP protocol: Simple Mail Transfer Protocol, which is simply a message transfer protocol for sending e-mailPOP3 protocol: Post Office Protocol 3, a third version of the Post Office Protocol,

Mail server:The mail server provides the basic structure of the mail system, including mail transmission, mail distribution, mail storage and other functions to ensure that the mail can be sent to any place on the Internet.mail servers are like post

Differences and connections between POP3, SMTP, and IMAPPOP3POP3 is the abbreviation for post Office Protocol 3, the 3rd version of the Post Office Protocol, which specifies how to connect personal computers to the Internet's mail servers and

1, the list needs to estimate the storage space beforehand2, the core of the database system is the database management system (DBMS)3, multi-user time-sharing System Representative: UNIX System4. Application layer protocol: Hypertext Transfer

Application layer: (Typical device: application, such as FTP,SMTP, HTTP)The DHCP (Dynamic Host Configuration Protocol) dynamically host assignment protocol, which works with UDP protocol, has two main uses: to automatically assign IP addresses to

OSI Reference ModelOSI RM: Open Systems Interconnect Reference Model (open Systeminterconnection Reference Model)The OSI Reference model has the following advantages: Simplifies the related network operation; Provide

The Mail Application protocol includes : Simple Mail Transfer Protocol (SMTP), which is used to send or relay outgoing e-mails, consumes TCP 25 ports. The third version of the Post Office Protocol (POP3), which stores messages on the