Devices with MAC addresses that start with 00-03-7E were manufactured by PORTech Communications, Inc.

Device Manufacturer
PORTech Communications, Inc.
Manufacturer Location
150, Shiang-Shung N. Rd.,
Taichung Taiwan 403, R.O.C.
Estimated Devices using 00-03-7E
16,256,250
Estimated Total Devices From Mfg
16,256,250
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