CSRC Contribution Source identifier
CTI Computer Telephony Integration
CTPG Connection Termination Point Group
CTSS Computer Time-Sharing System
CU Current Unused
cwnd congestion window
CWTS China Wireless Telecommunication Standard Group
EBS Excess Burst Size
ECMP Equal Cost MultiPath
ECN Explicit Congestion Notification
ECT Explicit Congestion Notification Capable Transport
EDR Event-Dependent Routing
EF Expedited Forwarding
EGP Exterior Gateway Protocol
EIR Equipment Identity Register
EL Echo Loss
ELR Edge Label Switching Router
E-LSP EXP-inferred LSP
EMS Element Management System
E-NNI External Network Node Interface
ER Edge Router
FA Foreign Agent
FEC Forward Error Correction
Forwarding Equivalence Class
FER Frame Error Ratio
FIB Forwarding Information Base
FIFO First In First Out
Fin Final
FR Fixed Routing
Frame Relay
FRL Frame Length
FSC Front-end Speech Clipping
FTP File Transfer Protocol
GERAN GSM/Edge Radio Access Network
GGP Gateway-to-Gateway Protocol
GGSN Gateway GPRS Support Node
GI General Interest
GMPLS Generalised MPLS
GMSC Gateway MSC
GoB Good or Better
GPRS General Packet Radio System
GPS General Processor Sharing
Global Positioning System
GRE Generic Routing Encapsulation
GS Guaranteed Service (Intserv class)
GSM Global System for Mobile Communications
GSM-EFR GSM Enhanced Full Rate
GSM-FR GSM Full Rate
GSM-HR GSM Half Rate
GSMP General Switch Management Protocol
GTP GPRS Tunnelling Protocol
GUI Graphical User Interface
GW Gateway
HA Home Agent
HLR Home Location Register
HOL Head Of Line
HSS Home Subscriber Server
HTML HyperText Markup Language
HTTP HyperText Transfer Protocol
ER-LSP Explicitly-Routed Label Switched Path
ESP Encapsulating Security Payload
ETSI European Telecommunication Standards Institute
EU European Union
EURESCOM European Institute for Research and Strategic
Studies in Telecommunications
D
E
F
G
H
DARPA Defence Advanced Research Projects Agency
DC Default Class
DCS Distributed Call Signalling
DE Default class
DEC Decision
Digital Equipment Corporation
DEN Directory Enabled Network
DES Data Encryption Standard
DF Distribution Function
DHCP Dynamic Host Configuration Protocol
DI Data Interface
DiffServ Differentiated Services
Dir Directionality
DMTF Distributed Management Task Force
DNS Domain Name System
DQoS Dynamic Quality of Service
DS Differentiated Services
DSCP Differentiated Services Code Point
DSL Digital Subscriber Line
DSLAM Digital Subscriber Line Access Multiplexer
DSP Digital Signal Processor
DTMF Dual Tone MultiFrequency
DVMRP Distance Vector Multicast Routing Protocol
DWDM Dense Wavelength Division Multiplexing
DWFQ Distributed Weighted Fair Queueing