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C# 如何解决“;服务器不支持安全连接”;从远程服务器发送邮件时_C# - Fatal编程技术网

C# 如何解决“;服务器不支持安全连接”;从远程服务器发送邮件时

C# 如何解决“;服务器不支持安全连接”;从远程服务器发送邮件时,c#,C#,从我的网页发送邮件时出现以下错误 “服务器不支持安全连接” 请告诉我如何解决此错误。我的邮件发送代码为。请告诉我可能的故障排除方法 public void sendmail(string emailaddress, string batchid) { try { string msg1 = string.Empty; string mailLink = @"http://tk5sdatweb02:2222/SitePages/Sales%20

从我的网页发送邮件时出现以下错误

“服务器不支持安全连接”

请告诉我如何解决此错误。我的邮件发送代码为。请告诉我可能的故障排除方法

public void sendmail(string emailaddress, string batchid)
{
    try
    {


        string msg1 = string.Empty;

        string mailLink = @"http://tk5sdatweb02:2222/SitePages/Sales%20Desk%20Request%20A%20Service.aspx?MBUP=Yes&BatchID= "+batchid;

        string strSubject = "Sales Desk Internal Bulk Upload";

        string msg2 = string.Empty;


        msg1 = "Test Email for" +batchid;

            msg1 = "<html><head><body>";
            msg2 = "<span style='font-size:14px;font-family:Calibri;'>Hi REDMOND\\v-rejinn";
            msg2 = msg2 + @"<br/><br/><span style='font-size:14px;font-family:Calibri;'>A target list has recently been uploaded they will be send to SDAT.<br/>";

            msg2 = msg2 + @"To view and/or validate the accounts, please visit the <a href='" + mailLink + "' style='color:#0000FF;text-decoration:none;'>MBUP Page</a><br />";
            msg2 = msg2 + "If you have any questions or issues, please reach out to <a href='mailto:SDPET@microsoft.com'>SDPET@microsoft.com</a>.<br />";
            msg2 = msg2 + "<br/>&nbsp;Thank you,<br/><b><font style='font-family:Segoe UI;font-size:28px;color:#033570;'>&nbsp;SALES</font>";
            msg2 = msg2 + "<font style='font-family:Segoe UI;font-size:28px;color:#7ac366;'> DESK</font></b><br />";
            msg2 = msg2 + "<font style='font-family:Segoe UI;font-size:10px;color:#3f6692;'>&nbsp;&nbsp;&nbsp;&nbsp;<span style='padding-left:11px;'>Enabling World Class Selling</span></font>";
            msg2 = msg2 + "</span></body></head></html>";

        //SmtpClient smtpClient = new SmtpClient();
        SmtpClient smtpClient = new SmtpClient("tk5sdatsql01", 25);
        //smtpClient.Host = "smtp.gmail.com";
        MailMessage message = new MailMessage();
        //MailAddress fromAddress = new MailAddress("sarath.hits@gmail.com", strSubject);
        MailAddress fromAddress = new MailAddress("sdmail@microsoft.com");
        message.From = fromAddress;
        string strmailid = string.Empty;
        strmailid = emailaddress;
        message.To.Add(strmailid);
        //message.Bcc.Add("sarath.psnr@gmail.com");
        message.Subject = strSubject;
        message.Body = msg2;
        message.IsBodyHtml = true;
        smtpClient.UseDefaultCredentials = false;
        smtpClient.Port = 25;
        //smtpClient.Credentials = new System.Net.NetworkCredential("sarath.hits@gmail.com", "myaccountdata");
        smtpClient.Credentials = CredentialCache.DefaultNetworkCredentials;
        smtpClient.EnableSsl = false;
        smtpClient.DeliveryMethod = SmtpDeliveryMethod.Network;
        smtpClient.Send(message);

        Response.Write("success");
    }
    catch (WebException ex)
    {


    }
}
public void sendmail(字符串emailaddress,字符串batchid)
{
尝试
{
字符串msg1=string.Empty;
字符串mailLink=@“http://tk5sdatweb02:2222/SitePages/Sales%20Desk%20Request%20A%20Service.aspx?MBUP=Yes&BatchID= “+batchid;
string strSubject=“销售台内部批量上传”;
字符串msg2=string.Empty;
msg1=“针对”+batchid的测试电子邮件;
msg1=“”;
msg2=“Hi REDMOND\\v-rejinn”;
msg2=msg2+@“

最近上传了一个目标列表,它们将被发送到SDAT。
”; msg2=msg2+@“要查看和/或验证帐户,请访问
”; msg2=msg2+“如果您有任何问题,请联系。
”; msg2=msg2+“
谢谢,
销售部”; msg2=msg2+“桌面
”; msg2=msg2+“实现世界级销售”; msg2=msg2+“”; //SmtpClient SmtpClient=新的SmtpClient(); SmtpClient SmtpClient=新的SmtpClient(“tk5sdatsql01”,25); //smtpClient.Host=“smtp.gmail.com”; MailMessage=新的MailMessage(); //MailAddress fromAddress=新邮件地址(“sarath。hits@gmail.com“,strSubject); MailAddress fromAddress=新邮件地址(“sdmail@microsoft.com"); message.From=fromAddress; string strmailid=string.Empty; strmailid=电子邮件地址; message.To.Add(strmaild); //message.Bcc.Add(“sarath。psnr@gmail.com"); message.Subject=strSubject; message.Body=msg2; message.IsBodyHtml=true; smtpClient.UseDefaultCredentials=false; smtpClient.Port=25; //smtpClient.Credentials=新系统.Net.NetworkCredential(“sarath。hits@gmail.com“,“myaccountdata”); smtpClient.Credentials=CredentialCache.DefaultNetworkCredentials; smtpClient.EnableSsl=false; smtpClient.DeliveryMethod=SmtpDeliveryMethod.Network; 发送(消息); 回复。写下(“成功”); } 捕获(WebException ex) { } }
我认为端口号或凭据似乎有问题,请验证端口号