正在阅读：三种使用SMTP协议发送邮件的方法三种使用SMTP协议发送邮件的方法

（in C#） public void CDOsendMail() { try { CDO.Message oMsg = new CDO.Message(); oMsg.From = "myaccount@test.com"; oMsg.To = "myaccount@test.com"; oMsg.Subject = "MailTest"; oMsg.HTMLBody = "Test"; CDO.IConfiguration iConfg = oMsg.Configuration; ADODB.Fields oFields = iConfg.Fields; oFields["http://schemas.microsoft.com/cdo/configuration/sendusing"].Value=2; oFields["http://schemas.microsoft.com/cdo/configuration/sendemailaddress"].Value = "myaccount@test.com"; //sender mail oFields["http://schemas.microsoft.com/cdo/configuration/smtpaccountname"].Value = "myaccount@test.com"; //email account oFields["http://schemas.microsoft.com/cdo/configuration/sendusername"].Value="username"; oFields["http://schemas.microsoft.com/cdo/configuration/sendpassword"].Value="password"; oFields["http://schemas.microsoft.com/cdo/configuration/smtpauthenticate"].Value=1; //value=0 代表Anonymous验证方式（不需要验证） //value=1 代表Basic验证方式（使用basic (clear-text) authentication. //The configuration sendusername/sendpassword or postusername/postpassword fields are used to specify credentials.） //Value=2 代表NTLM验证方式（Secure Password Authentication in Microsoft Outlook Express） oFields["http://schemas.microsoft.com/cdo/configuration/languagecode"].Value=0x0804; oFields["http://schemas.microsoft.com/cdo/configuration/smtpserver"].Value="smtp.21cn.com"; oFields.Update(); oMsg.BodyPart.Charset="gb2312"; oMsg.HTMLBodyPart.Charset="gb2312"; oMsg.Send(); oMsg = null; } catch (Exception e) { throw e; } }