public void Open(
	string serverName,
	string username,
	string password,
	int portNumber
)

Public Sub Open ( _
	serverName As String, _
	username As String, _
	password As String, _
	portNumber As Integer _
)

public:
void Open(
	String^ serverName, 
	String^ username, 
	String^ password, 
	int portNumber
)