code: private PropertyAdapter createLocalDMAdapter(InetSocketAddress local,
  		InetSocketAddress host, Map options) throws KNXException
  	{
  		return new KnIPDeviceMgmtAdapter(local, host, options.containsKey("nat"), null,
  			false);
  	}
docs: Creates a local device management adapter.
  <p>
  
  @param local local socket address
  @param host remote socket address of host
  @param options contains parameters for property adapter creation
  @return local DM adapter
  @throws KNXException on adapter creation problem