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MimeKit

IMailServiceConnectAsync(String, Int32, SecureSocketOptions, CancellationToken) Method

Asynchronously establish a connection to the specified mail server.

Namespace: MailKit
Assembly: MailKit (in MailKit.dll) Version: 4.3.0
Syntax
C#
Copy
Task ConnectAsync(
	string host,
	int port = 0,
	SecureSocketOptions options = SecureSocketOptions.Auto,
	CancellationToken cancellationToken = default
)

Parameters

host  String
The host name to connect to.
port  Int32  (Optional)
The port to connect to. If the specified port is 0, then the default port will be used.
options  SecureSocketOptions  (Optional)
The secure socket options to when connecting.
cancellationToken  CancellationToken  (Optional)
The cancellation token.

Return Value

Task
An asynchronous task context.
Exceptions
ExceptionCondition
ArgumentNullException The host is null.
ArgumentOutOfRangeExceptionport is not between 0 and 65535.
ArgumentException The host is a zero-length string.
ObjectDisposedException The IMailService has been disposed.
InvalidOperationException The IMailService is already connected.
OperationCanceledException The operation was canceled via the cancellation token.
IOException An I/O error occurred.
ProtocolException A protocol error occurred.
Remarks

Asynchronously establishes a connection to the specified mail server.

If a successful connection is made, the AuthenticationMechanisms property will be populated.

See Also