OUI Lookup Tool

MAC Address Prefix	0008F8 00-08-F8 00:08:F8
Manufacturer	UTC CCS
MAC Address Prefix	000730 00-07-30 00:07:30
Manufacturer	Hutchison OPTEL Telecom Technology Co., Ltd.
MAC Address Prefix	00B019 00-B0-19 00:B0:19
Manufacturer	UTC CCS