如何使用.net通过别的MAIL服务器发送邮件

Question

如何使用.net通过别的MAIL服务器发送邮件

Answer 1

private void Page_Load(object sender, System.EventArgs e) 
{ 
string sReturn = string.Empty; 
MailMessage mailMsg = new MailMessage(); 
mailMsg.BodyFormat = MailFormat.Html; 
mailMsg.To = "****@163.com"; 
mailMsg.From = "***@163.com"; 
mailMsg.Subject = "email.Subject"; 
mailMsg.Body = "email.Body"; // mailMsg.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", "1"); 
// mailMsg.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", "用户名"); 
// mailMsg.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", "密码"); 
// 
SmtpMail.SmtpServer ="smtp.126.com";//smpt服务器 
try 
{ SmtpMail.Send(mailMsg); 
this.Label1.Text = "发送成功"; 
} 
catch (Exception err) 
{ 
this.Label2.Text = "<font color=red>发送失败" + err.Message.ToString() + "</font>"; 
} 
}

Answer 2

Frame Work 2.0 版本下的发送邮件///   <summary> 
                ///   发送邮件 
                ///   </summary> 
                ///   <param   name= "strSmtpServer "> smtp地址 </param> 
                ///   <param   name= "UserName "> 用户名 </param> 
                ///   <param   name= "Password "> 密码 </param> 
                ///   <param   name= "strFrom "> 发信人地址 </param> 
                ///   <param   name= "strto "> 收信人地址 </param> 
                ///   <param   name= "strSubject "> 邮件标题 </param> 
                ///   <param   name= "strBody "> 邮件正文 </param> 
                public   static   void   SendMail(string   strSmtpServer,   string   UserName,   string   Password,   string   strFrom,   string   strto,   string   strSubject,   string   strBody,   string   strFileName) 
                { 
                        //生成一个   使用SMTP发送邮件的客户端对象 
                        System.Net.Mail.SmtpClient   client   =   new   System.Net.Mail.SmtpClient(strSmtpServer);                         //表示以当前登录用户的默认凭据进行身份验证 
                        client.UseDefaultCredentials   =   true;                                   //包含用户名和密码 
                        client.Credentials   =   new   System.Net.NetworkCredential(UserName,   Password);                           //指定如何发送电子邮件。 
                          //Network                                             电子邮件通过网络发送到   SMTP   服务器。     
                          //PickupDirectoryFromIis               将电子邮件复制到挑选目录，然后通过本地   Internet   信息服务   (IIS)   传送。     
                          //SpecifiedPickupDirectory           将电子邮件复制到   SmtpClient.PickupDirectoryLocation   属性指定的目录，然后由外部应用程序传送。                             client.DeliveryMethod   =   System.Net.Mail.SmtpDeliveryMethod.Network;                         //建立邮件对象   
                        System.Net.Mail.MailMessage   message   =   new   System.Net.Mail.MailMessage(strFrom,   strto,   strSubject,strBody); 
                        
                        //定义邮件正文，主题的编码方式 
                        message.BodyEncoding   =   System.Text.Encoding.GetEncoding( "gb2312 "); 
                        message.SubjectEncoding   =   System.Text.Encoding.GetEncoding( "gb2312 "); 
                      
                        //获取或设置一个值，该值指示电子邮件正文是否为   HTML。   
                        message.IsBodyHtml   =   false; 
                        
                        //指定邮件优先级 
          
                        message.Priority   =   System.Net.Mail.MailPriority.Normal;                         //添加附件 
                        //System.Web.Mail.MailAttachment   mailAttachment=new   System.Web.Mail.MailAttachment(@ "f:/baihe.txt ");   
                        if   (strFileName   !=   " "   &&   strFileName   !=   null) 
                        { 
                                Attachment   data   =   new   Attachment(strFileName); 
                                message.Attachments.Add(data); 
                        } 
                    
                        
                        //发件人身份验证,否则163   发不了 
                        client.Credentials   =     new   System.Net.NetworkCredential(strFrom,   Password);                         //发送 
                        client.Send(message); 
                } 
        }