Gets a value indicating whether the underlying Socket is connected to a remote host.

True if there was a timestamp in server's greeting (usually it means that APOP command is supported, but not always). Filled by Connect method.

StreamReader used for reading from network stream or SSL stream.

Gets or sets the amount of time a TcpClient will wait to receive data once a read operation is initiated.

Gets or sets the amount of time a TcpClient will wait for a send operation to complete successfully.

Gets the underlying Socket.

Represents SSL configuration (client certificates, enabled SSL protocols).

Gets SslStream or null if SSL is not enabled.

Gets SslStream or NetworkStream for current connection.

StringWriter used for writing to network stream or SSL stream.