INT 21 - Novell NetWare - CONNECTION SERVICES - GET PHYSICAL STATION ADDRESS
AH = EEh
Return: CX:BX:AX = six-byte physical address
Note:   this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and
Alloy NTNX

See also: 21E3

21EE - Novell NetWare - CONNECTION SERVICES - GET PHYSICAL STATION ADDRESS