SmtpClient.ServicePoint Property


Gets the network connection used to transmit the e-mail message.

Namespace:   System.Net.Mail
Assembly:  System (in System.dll)

public ServicePoint ServicePoint { get; }

Property Value

Type: System.Net.ServicePoint

A ServicePoint that connects to the Host property used for SMTP.

Exception Condition

Host is null or the empty string ("").


Port is zero.

The settings for the ServicePoint property are created using defaults specified in the application or machine configuration files and the ServicePointManager class.

The following code example demonstrates accessing the ServicePoint property.

public static void CreateTestMessage1(string server, int port)
	string to = "";
	string from = "";
	string subject = "Using the new SMTP client.";
	string body = @"Using this new feature, you can send an e-mail message from an application very easily.";
	MailMessage message = new MailMessage(from, to, subject, body);
	SmtpClient client = new SmtpClient(server, port);
	// Credentials are necessary if the server requires the client 
	// to authenticate before it will send e-mail on the client's behalf.
	client.Credentials = CredentialCache.DefaultNetworkCredentials;

    try {
	catch (Exception ex) {
	  Console.WriteLine("Exception caught in CreateTestMessage1(): {0}", 
                  ex.ToString() );

.NET Framework
Available since 2.0
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