<%@ Page language="c#"%> <%@ Import Namespace="System.Web.Mail"%>

最简单的邮件发送

收 件 人：

发 件 人：

邮件主题：

邮件内容：

<script language=C# runat=server>

public void Mail_Send(Object src,EventArgs e)
{
   string strFrom =tbFrom.Text;
   string strTo=tbTo.Text;
   string strSubject=tbSubject.Text;
   string strMsgText=tbMsgText.Text;
   
   try
   {  
     SmtpMail.SmtpServer = \"127.0.0.1\";
     SmtpMail.Send(strFrom,strTo,strSubject,strMsgText);
     tbTo.Text=\"\";
     tbFrom.Text=\"\";
     tbSubject.Text=\"\";
     tbMsgText.Text=\"\";
     lblShowMsg.Text=\"发送至\"+strTo+\"邮件，发送成功\";
          
   }
   catch(Exception ee)
   {
     lblShowMsg.Text=\"邮件发送失败：\"+ee.ToString();
      
   }
}
</script>

邮件发送失败：System.Web.HttpException: 未能访问“CDO.Message”对象。 ---> System.Reflection.TargetInvocationException: 调用的目标发生了异常。 ---> System.Runtime.InteropServices.COMException (0x8004020F): 服务器拒绝了一个或多个收件人地址。服务器响应为: 550 5.7.1 Unable to relay for yinzhoufeng1983@163.com --- 内部异常堆栈跟踪的结尾 --- at System.RuntimeType.InvokeDispMethod(String name, BindingFlags invokeAttr, Object target, Object[] args, Boolean[] byrefModifiers, Int32 culture, String[] namedParameters) at System.RuntimeType.InvokeMember(String name, BindingFlags invokeAttr, Binder binder, Object target, Object[] args, ParameterModifier[] modifiers, CultureInfo culture, String[] namedParameters) at System.Web.Mail.LateBoundAccessHelper.CallMethod(Object obj, String methodName, Object[] args) --- 内部异常堆栈跟踪的结尾 --- at System.Web.Mail.LateBoundAccessHelper.CallMethod(Object obj, String methodName, Object[] args) at System.Web.Mail.CdoSysHelper.Send(MailMessage message) at System.Web.Mail.CdoSysHelper.Send(String from, String to, String subject, String messageText) at System.Web.Mail.SmtpMail.Send(String from, String to, String subject, String messageText) at ASP.WebForm1_aspx.Mail_Send(Object src, EventArgs e) in C:\Inetpub\wwwroot\sendmail\WebForm1.aspx:line 54