ASP. e-mail sent using QQ mailbox

usingSystem;usingSystem.Collections.Generic;usingSystem.Linq;usingSystem.Net;usingSystem.Net.Mail;usingsystem.web;usingSystem.Web.UI;usingSystem.Web.UI.WebControls;namespacewebapplication1{ Public Partial classCemail:System.Web.UI.Page {Private stringSfrom ="[email protected]";//Sender e-mail        Private stringSfromer ="Sending Person"; Private stringStoer ="Recipient"; Private stringSsmtphost ="smtp.qq.com";//SMTP Server        Private stringSsmtpuser ="[email protected]";//User Login name        Private stringSsmtppass ="Authorization Code";//Login Password-The new version of the QQ mailbox is the use of authorization code, need to mailbox-Setup-account inside Find-Generate authorization code-copy in;        protected voidPage_Load (Objectsender, EventArgs e) {        }        protected voidBtnsend_click (Objectsender, EventArgs e) {            stringSTO =TxtSto.Text.Trim (); stringCC =TxtCC.Text.Trim (); stringtitle =TxtTitle.Text.Trim (); stringContent =TxtContent.Text.Trim (); if(string. IsNullOrEmpty (STO) | |string. IsNullOrEmpty (title) | |string. IsNullOrEmpty (content)) {Response.Write ("<script>alert (' recipient, title, content cannot be empty ') </script>"); }            Else{mailaddress from=NewMailAddress (Sfrom, Sfromer);//Sender Address ObjectMailAddress to =NewMailAddress (sto, stoer);//Recipient Address ObjectMailMessage Omail =NewMailMessage ( from, to); Omail.subject= title;//set the message headerOmail.body = content;//Set Message text contentomail.isbodyhtml =false;//set to HTML formatomail.bodyencoding = System.Text.Encoding.GetEncoding ("GB2312");//Body Codeomail.priority = Mailpriority.high;//Priority Level                if(CC! ="")                {                    if(CC. ToLower (). IndexOf (';') >0) {cc= CC. Substring (0Cc. Length-1); string[] acc = cc. Split (';'); foreach(varCinchACC)                        {OMAIL.CC.ADD (c); }                    }                    Else{oMail.CC.Add (CC); }} SmtpClient Client=NewSmtpClient (); Client. Enablessl=true;//This property must be set to True because the authorization code is usedClient. Host = Ssmtphost;//Specify the SMTP serverClient. Credentials =NewNetworkCredential (Ssmtpuser, Ssmtppass);//the user name and password of the mailbox, note that the password using the QQ mailbox is the authorization codeClient. Deliverymethod = Smtpdeliverymethod.network;//specify how e-mail is sent                Try{client.                    Send (Omail); Response.Write ("<script>alert (' send Success ') </script>"); }                Catch{Response.Write ("<script>alert (' send failed ') </script>"); }                finally{omail.dispose (); }            }                   }    }}

<%@ Page language="C #"autoeventwireup="true"Codebehind="Cemail.aspx.cs"inherits="Webapplication1.cemail"%><! DOCTYPE html>"http://www.w3.org/1999/xhtml">"Server"> <meta http-equiv="Content-type"Content="text/html; Charset=utf-8"/> <title></title>"Form1"runat="Server"> <div> <table> <tr> <td> recipient Email </td> <td> <asp:textbox id="Txtsto"runat="Server"></asp:TextBox></td> </tr> <tr> <td> cc &L t;/td> <td> <asp:textbox id="TXTCC"runat="Server"></asp:TextBox> </td> </tr> <tr> <td> title </td> <td> <asp:textbox id="Txttitle"runat="Server"></asp:TextBox></td> </tr> <tr> <td> content &L t;/td> <td> <asp:textbox id="txtcontent"runat="Server"height="136px"Textmode="MultiLine"Width="254px"></asp:TextBox></td> </tr> <tr> <td> <asp:button id="Button1"runat="Server"text=" Reset"/></td> <td> <asp:button id="Btnsend"runat="Server"text="Submit"onclick="Btnsend_click"/></td> </tr> </table> </div> </form></body>&lt ;/html>

QQ Mailbox Setup Tutorial

----Here is OK, in fact, the main and like Sohu e-mail message is different

One: Set SmtpClient's Enablessl property to true in code

Second: Set up the POP3/SMTP service in the QQ mailbox account, the other password is to use the authorization code

ASP. e-mail sent using QQ mailbox