what is smtp protocol

Send email via python (1) Send email via python (1)   Recently, a small application was designed to send an excel file based on the email address in the file, and the recipient received the mail in a webpage format. The following is a summary of

SMTP (simple Mail Transfer Protocol)The mail delivery Agent (mail Transfer Agent,mta) program uses the SMTP protocol to send email to the Recipient's mail server. The SMTP protocol can only be used to send messages and cannot be used to receive

SMTP is used to deliver e-mail messages on the Internet. Document RFC821 provides all the details of the agreement. But you just have to remember the following-the basic commands and methods of the agreement. The principle of the protocol is

The SMTP (Simple Mail Transfer Protocol) is simply a message transfer protocol, a protocol that provides reliable and efficient e-mail transport. SMTP is a mail service that is built on the FTP file transfer service, primarily for messaging messages

Indicates that the incorrect username and/or password is causing the validation to fail, possibly because you have changed the password. Click on the Open link 2.2.1.4 Smtp_auth_fail_response Message Smtp_auth_fail_response is defined as follows.

Classzsmailbox{Var$fpsocket;Var$strlog;Var$strsmtpserver;Var$strsmtpport;Var$strfrom;Var$strto;Functionzsmailbox (){$this->strlog= "";$this->strsmtpport= "25";$this->strfrom= "";$this->strto= "";}Functiondocommand ($strCommand, $strOKReply){Fputs

[xmail@xmail log]$ telnet smtp.263.net 25Trying 211.150.96.25...Connected to smtp.263.net.Escape character is ’^]’.220 Welcome to coremail System(With Anti-Spam) 2.1 for 263(040326)HELO weiqiong@cctk.net250 smtp.263.netmail from:weiqiong@cctk.net250

Class Zsmailbox{var $fpSocket;var $strLog;var $strSMTPServer;var $strSMTPPort;var $strFrom;var $strTo;function Zsmailbox (){$this->strlog = "";$this->strsmtpport = "25";$this->strfrom = "";$this->strto = "";}function DoCommand ($strCommand,

Simple Mail Transfer Protocol (SMTP) 1.Introduction The goal of Simple Mail Transfer Protocol (SMTP) is to deliver mail reliably and efficiently. It is independent of the transfer subsystem and requires only one channel that can ensure the order of

SMTP operation 163 mailbox   Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->1 private void button#click (Object sender, eventargs E) 2 { 3 smtpclient = new smtpclient ("smtp.163.com", 25 ); 4

1. Introduction The goal of Simple Mail Transfer Protocol (SMTP) is to transmit mail reliably and efficiently, which is independent of the transfer protocol.The delivery subsystem only requires a channel that can ensure the sequence of transmitted

I haven't written anything for a long time. I suddenly thought I had never written an email. I checked the information and wrote a simple Mailmessage mymm = new mailmessage ();Mymm. From = new mailaddress ("email address ");Mymm. to. Add (New

Import java.io.*; import java.net.*; /** * * in mail server * * * @version 1.0 */ class Pop3demo { /** * * * */ public static void Main (string[] args) { if (args.length!=3) { System.out.println ("Use:java pop3demo mailhost user

SMTP is used to deliver e-mail messages on the Internet. Document RFC821 provides all the details of the agreement. But you just have to remember the following-the basic commands and methods of the agreement. The principle of the protocol is simple.

1.SMTP is working in two cases: one is to transmit e-mail from the client to the server, and the other is to transfer from one server to another Server 2.SMTP is a request/response protocol in which commands and responses are based on ASCII text and

smtp| Server | client | Experience with the TcpClient connection, for example, first get the data stream sent back by the server. NetworkStream Streamaccount=tcpclient.getstream (); When we send a request to an SMTP server, such as a connection, a

POP3 Mail ReceptionTelnet mail.tp-corp.com 110USER test01PASS test01STAT View mailbox StatusList Mailing ListsTOP 254 0 View message headers for a specified messageRETR 254 get the specified messageDELE 254 Delete No. 254 messageSMTP Send mailTelnet

Http://www.linuxforum.net jephe Wu (2001-04-21 18:16:42) 1.SMTP is working in two cases: one is the transfer of e-mail from the client to the server, and the other is the transfer from one server to Another server 2.SMTP is a request/response

Require 'net/SMTP' Require 'ftool' Require 'getoptlong' $ Tomail = "" $ Subject = "" $ Content = "" $ Filename = "" $ I = 0 Def help () Puts "Usage:/nsendemail [Option]" Puts "/t -- to-T destination email" Puts "/t -- Subject-s Email Subject" Puts "/

After several days of hard work, from completely understanding SMTP to tossing out a demo that can send mail content and attachments. To put it bluntly, go directly to the code. using System;using System.Collections.Generic;using System.Linq;using