CABS |
Customer Administration and Billing System |
CAC |
Connection Admission Control |
CAC |
Carrier Access Code |
CAMEL |
Customized Applications for Mobile Enhanced Logic |
CAP |
CAMEL Application Part |
CAPEX |
Capital Expenditures |
CAS |
Channel Associated Signalling |
CB |
Cell Based |
CBR |
Constant Bit Rate |
CC |
Call Control |
CCA |
Customer Care Adaption |
CCBS |
Completion of Calls to Busy Subscriber |
CCITT |
Comité Consultatif Internationale Télégraphique et Téléphonique |
CCM |
Call Centre Management |
CCN |
Charging Control Node |
CCPH |
Common Control Physical Channel |
CCR |
Current Cell Rate |
CCS |
Common Channel Signalling |
ccTLD |
country code Top Level Domain |
CCTrCH |
Coded Composite Transport Channel |
CD |
Call Deflection |
CDA |
Circuit Duplex Asynchronous |
CDF |
Channel Definition Format |
CDMA |
Code Division Multiple Access |
CDR |
Call Detailed Record (charging record) |
CDR |
Call Data Record |
CDS |
Costumer Service Department |
CDV |
Cell Delay Variation |
CDVT |
Cell Delay Variation Tolerance |
CED |
Call Entered Digits |
CER |
Cell Error Ratio |
CERN |
Centre Européen pour la Recherche Nucléaire |
CES |
Circuit Emulation Service |
CFB |
Call Forwarding on mobile subscriber Busy |
CFNRc |
Call Forwarding on mobile subscriber Not Reachable |
CFNRy |
Call Forwarding on No Reply |
CFT |
Cross File Transfer |
CFU |
Call Forwarding Unconditional |
CG |
Charging Gateway |
CGF |
Charging Gateway Functionality |
CGI |
Comman Graphical Interface |
CHAP |
Challenge Handshake Authentication Protocol |
CI |
Congestion Indicator |
CICS |
Customer Information Control System |
CIMD |
Computer Interface for Message Distribution |
CIR |
Committed Information Rate |
CLI |
Calling Line Identification |
CLID |
Calling Line Identification Display |
CLIP |
Calling Line Identification Presentation |
CLIR |
Calling Line Identification Restriction |
CLNS |
Connectionless Network Services |
CLP |
Cell Loss Priority |
CLR |
Cell Loss Ratio |
CM |
Communication Management |
CMIP |
Common Management Information Protocol |
CMIS |
Common Management Information Service |
CMR |
Cell Misinsertion Rate |
CN |
Core Network |
CNAP |
Calling Name Presentation - (CNAP) |
CN-OSS |
Core Network Operations Support System |
CoE |
Centre of Expertise |
CoLP |
Connected Line Identification Presentation |
CoLR |
Connected Line Identification Restriction |
CONS |
Connection-oriented Network Service |
CORBA |
Common Object Request Broker Architecture |
CPCH |
Common Packed Channel |
CPCS |
Common Part Convergence Sublayer |
CPCS-SDU |
Common Part Convergence Sublayer-Service Data Unit |
CPE |
Customer Premises Equipment |
CPHS |
Common PCN handset specification |
CPICH |
Common Pilot Channel |
CPM |
Continous Phase Modulation |
CPU |
Central Processing Unit |
CR |
Call Router |
CR |
Circuit Switched |
CRC |
Cyclic Redunance Check |
CRM |
Cell Rate Margin |
CRM |
Customer Relation Management |
CS |
Converse Sublayer |
CS |
Charging System |
CS |
Circuit Switched |
CS-1 |
Capability Set # 1 |
CSCF |
Call session Control Function |
CSCF |
Call state control function |
CSD |
Circuit Switch Data |
CSMA/CA |
Carrier sense multiple access and collision avoidance |
CSR |
Customer Service Representative |
CSTA |
Computer Supported Telecommunications Applications |
CTD |
Cell Transfer Delay |
CTI |
Computer Telephony Integration |
CTP |
Connection Termination Point |
CUG |
Closed User Group |
CW |
Call Waiting |
CWTS |
China Wireless Telecommunication Standard |