$ pm_epoch_from_json_2.pl 1375976271 1375976430 LAN D0:05:FE 172.20.30.2 1093 172.20.28.2 1330 1034,348 1375976271 1375976430 LAN D0:05:FE 172.20.30.2 1093 172.20.28.2 1330 1034,348