OTE PUMA T2 - Page 20

PUMA T2
Technical Handbook
List of acronyms
Page xx OTE Proprietary information
P/N: 779-0306/01
Revision 03
DLL
Data Link Layer
DPNSS
Digital Private Network Signalling System [PP]
DQPSK
Differential Quaternary Phase Shift Keying
DS
Dispatching System [PP]
DSD
Destination Short Data
DSDA
Destination Short Data Agent
DSE
Dialogue Service Element
DS0
Digital Signal Level 0: 64 kbit/s timeslot of an E1 [PP]
DSP
Digital Signal Processor [PP]
DTE
Data Terminal Equipment [PP]
DTMF
Dual Tone Multi-Frequency [PP]
DTX
Down-link Transmission [PP]
E1
G.703/G.704 2048 Kbit/s channel [PP]
EFSM
Extended Finite State Machine [GPR]
EKSG
End-to-end Key Stream Generator
EKSS
End-to-end Key Stream Segment
ESI
Encrypted Short Identity
ESN
Electronic Serial Number
ETSI
European Telecommunications Standards Institute [PP]
F
Function
FA
Future Addition Requirement [PP]
FAC
Final Assembly Code
FCS
Frame Check Sequence
FDMA
Frequency Division Multiple Access [PP]
FEC
Forward Error Correction
FN
Frame Number
FOACSU
Full Off Air Call Set Up [PP]
GCK
Group Cipher Key
GCK-VN
GCK-Version Number
GESI
Group Encrypted Short Identity
GoS
Grade of Service
GPS
Global Positioning System [PP]
GSM
Global System for Mobile communications
GSSI
Group Short Subscriber Identity
GTSI
Group TETRA Subscriber Identity
GUI
Graphical User Interface [PP]