/// <summary>
/// Send the Attach command
/// </summary>
/// <param name="destination">the Own to send the command to</param>
/// <param name="engine"></param>
/// <param name="incSeqnum"></param>
protected void SendAttach( SessionBase destination, IEngine engine, bool incSeqnum = true)
{
if (incSeqnum)
destination.IncSeqnum();
SendCommand(new Command(destination, CommandType.Attach, engine));
}