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Acronyms Guide
AIN - advanced intelligent network
ATIS - Alliance for Telecommunications Industry Solutions
CAP - competitive access provider
CCS - common channel signaling
CDMA - code division multiple access
CDR - call detail record
CLEC - competitive local exchange carrier
CNAM - calling name delivery service
CTI - computer telephony interface
ETSI - European Telecommunications Standards Institute
FCC - Federal Communications Commission
GSM - global system for mobile communications
GTT - global title translation
HLR - home location register
IIAG - interconnection and access working group
ILEC - incumbent local exchange carrier
IN - intelligent network
INAP - intelligent network application protocol
INSP - intelligent network services platform
IS41 - cellular intersystem operations protocol (Interim Standard 41)
ISUP - ISDN user part
IVR - Interactive voice response
IXC - interexchange carrier
LAN - local-area network
LEC - local exchange carrier
LNP - local number portability
MP - mediation point
MTP - message transfer part
NIIF - Network Interconnection/Interoperability Forum
NPRM - notice of proposed rulemaking
PCS - personal communications service
PDA - Personal digital assistant
PUC - public utilities commission
SCCP - signaling connection control part
SCE - service creation environment
SCP - services control point
SMS - service management system; short message service
SN - service node
SS7 - signaling system seven
SSN - Subsystem Number
STP - signal transfer point
TCAP - transaction capabilities application part
WAN - wide-area network
