CPCS
Common Part Convergence Sublayer
EGPCS
Environment, GET, POST, Cookies, Server
HPCS
High Performance Communication Server
MPCS
Manufacturing Planning and Control System
PCS
Personal Communication Services/System
3PCC
3rd Party Call Control
A-GPS
Assisted Global Positioning System
AAC
Auxiliary Air Control
AACS
Advanced Access Content System
AAS
Advanced Automation System