public void dropRoomFromZone(String _roomUDN)
{
Dictionary<String, String> dropRoomJobParms = new Dictionary<String,String>();
string dropRoomJobRequestUri = Global.getMediaServerManager().mediaServerRequestUriBase + dropRoomJobUri;
if (!String.IsNullOrEmpty(_roomUDN))
dropRoomJobParms.Add("roomUDN", _roomUDN);
webRequestHelper.httpPostRequest(dropRoomJobRequestUri, dropRoomJobParms, null);
}