U
UDR – Usage Data Records
UIM – User Identity Module - See RUIM
UIMID – UIM Identifier - See RUIM
Unique Challenge - See CAVE-based Authentication
Read more about this topic: List Of CDMA Terminology
U
UDR – Usage Data Records
UIM – User Identity Module - See RUIM
UIMID – UIM Identifier - See RUIM
Unique Challenge - See CAVE-based Authentication
Read more about this topic: List Of CDMA Terminology