mail protocols

Introduction to Basic concepts of e-maile-mail is used for online confidence delivery and communication, and it is one of the most important Internet services. According to statistics, 30% of the business of the Internet is email related. At the

Small Q: a rain, a paper pad, leaning West Wind, but see right and wrong, empty looking back homeward bound, eventually not like as always.===========================================================Our commonly used e-mail protocols are

e-mail protocol has SMTP, POP2, POP3, IMAP4, etc., are subordinate to the TCP/IP protocol cluster, by default, the connection is established through TCP ports 25, 110 and 143 respectively. For different purposes and functions, we will adjust the

Network application is the reason why computer networks exist. If we don't envision any useful Web applications, then there's no need to design a network protocol that supports them. However, in the past 30 years, many people have devised a large

The history of email is longer than the web, until now, email is also a very broad application of the Internet services. Almost all programming languages support sending and receiving e-mail, but wait, before we start coding, it's important to

First, the basic knowledge cardingMUA (Mail User Agent)MUA is both a "mail user agent", because unless you can directly use software like Telnet to log in to the mail host, you will have to send mail to the email host through MUA. The most common

Overview 1, mail-related standards The JavaMail service program provided by the manufacturer can selectively implement certain mail protocols, and common mail protocols include: SMTP (Simple Mail Transfer Protocol): The Easy Mail Transfer

Because of its simplicity and convenience, email has become the most successful application on the Internet. There are thousands of email servers on the Internet to provide services for users. Each server has dozens to millions of or more user

Common mail service protocols: POP3, IMAP, EXCHANGE, and imapexchange Some time ago I did mailbox client development, involving protocol support issues. By the way, I learned several major protocols: Generally, before setting up a mailbox on a

How to quickly learn about network protocols and network protocolsI. What is the network protocol? Generally speaking, network protocols are a bridge between networks for communication and communication. Only computers with the same network protocol