C	CCO
C	CS'
C	Car
C	Conditional
C	Connect
C	Context
C	Copyright
C	capacity
C	conditional
C	configuration
CA	Carrier Aggregation
CA	Certificate Authority
CA	Certification Authority
CA	Composition Agreement
CA	carrier aggregation
CAA	CS Access Adaptation
CAA	Civil Aviation Authority
CAAF	CS Access Adaptation Function
CAC	Composite Available Capacity
CAG	Closed Access Group
CAI	Charge Advice Information
CAMF	Coordination Area Management Function
CAP	CAMEL Application Part
CAP	Common Alerting Protocol
CAPC	Channel Access Priority Class
CAPC	Channel Access Priority Classes
CAT	Conditional Access Table
CAT	Customised Alerting Tone
CAT	Customized Alerting Tone
CAT	Customized Alerting Tones
CATR	Compact Antenna Test Range
CB	Call Barring
CB	Cell Broadcast
CB	Communication Baring
CB	Communication Barring
CB	Communicaton Barring
CB	communication barring
CBC	Cell Broadcast Centre
CBCF	cell broadcast centre function
CBG	Code Block Group
CBI	Cross band isolation
CBIM	Common Baseline Information Model
CBM	common beam management
CBOR	Concise Binary Object Representation
CBP	Constrained Baseline Profile
CBR	Channel Busy Ratio
CBRA	contention based random access
CBRS	Citizens Broadband Radio Service
CBS	Cell Broadcast Service
CBS	Cell Broadcast Services
CBS	Code Block Sizes
CBS	cell broadcast service
CBSP	Cell Broadcast Service Protocol
CBTC	communication-based train control
CC	CSRC Counter
CC	Call Control
CC	Change Counter
CC	Chase Combining
CC	Communication Content
CC	Connection Confirm
CC	Continuity Check
CC	Country Code
CC	Coverage Class
CC	Critical Communications
CC	Cumulative Counter
CC	change counter
CCA	Clear Channel Assessment
CCA	Client credentials assertion
CCA	Credit Control Answer
CCA	Credit Control Answers
CCA	Credit-Control-Answer
CCA	clear channel assessment
CCBB	Congestion Control Building Block
CCBG	Critical Communications Broadband Group
CCC	Call Control Client
CCC	Conference Call Control
CCC	Credit Card Calling
CCE	Control-channel element
CCF	CAPIF core function
CCF	Call Control Function
CCF	Charging Collection Function
CCF	CoMP Coordination Function
CCF	Core Control Function
CCIA	Connectivity Credentials Issuing Authority
CCIF	Connectivity Credential Issuing Function
CCM	Certificate configuration message
CCM	Current Call Meter
CCN	Cell Change Notification
CCN	Composition Capable Network
CCN	Content Centric Networks
CCO	Common Channel Optimization
CCP	Capability Configuration Parameters
CCP2	Capability Configuration Parameters 2
CCPA	California Consumer Privacy Act
CCR	Comparison Category Rating
CCR	Credit-Control-Request
CCS	Channelization Code Set
CCS	Channelization-code-set
CCS	Content Cache Server
CCS	Converged Charging System
CCSA	China Communications Standards Association
CCV	Charge Card Validation
CD	Call Deflection
CD	Call Distribution
CD	Call deflection
CD	Capacity demand
CD	Check Digit
CD	Communication Deflection
CD	Compressed Data
CDD	Cyclic Delay Diversity
CDF	Charging Data Function
CDF	Cumulative Distribution Function
CDI	Collectable Data Item
CDL	Clustered Delay Line
CDM	Consolidated Data Model
CDP	Charge Determination Point
CDP	Charging Determination Point
CDR	Call Detail Record
CDR	Charging Data Record
CDR	Charging Data Records
CDS	Compressed Data Stream
CDSL	Compressed Data Stream Length
CE	Connection Element
CEA	Capabilities-Exchange-Answer
CEA	Chosen Encryption Algorithm
CEF	Charging Enablement Function
CEK	Content Encryption Key
CEM	Common Evaluation Methodology
CER	Canonical Encoding Rules
CER	Channel Energy Response
CEU	Cell Edge Users
CF	Call Forwarding
CFAGF	Cable Fixed Access Gateway Function
CFB	Call Forwarding Busy
CFB	Communication Forwarding Busy
CFI	Control Format Indicator
CFN	Connection Frame Number
CFNR	Call Forwarding No Reply
CFNR	Communication Forwarding No Reply
CFRA	contention-free random access
CFS	Customer Facing Service
CFU	Call Forwarding Unconditional
CFU	Communication Forwarding Unconditional
CGF	Charging Gateway Function
CGF	Charging Gateway Functionality
CGI	Cell Global Identification
CGI	Cell Global Identifier
CGI	Cell Global Identities
CGN	Carrier Grade NAPT
CGP	Charge Generation Point
CH	Call Hold
CH	Compression Header
CHF	Content Handler Function
CHP	Constrained High Profile
CI	Carrier ID
CI	Cell Identity
CI	Common Interface
CI	Confidence intervals
CI	Contextual Information
CI	cell identity
CIA	Configuration-Information-Answer
CIBR	Common Informative Binaural Renderer
CIC	carrier identification code
CIF	Carrier indicator field
CIM	Cryptographic information management
CIN	Communication Identity Number
CIO	cell individual offset
CIR	Configuration Information Request
CIS	Cell Identification Sequence
CK	Cipher Key
CK	Ciphering Key
CK	cipher key
CK	confidential key
CKSN	Ciphering Key Sequence Number
CL	Clutter loss
CL	coupling loss
CLA	Cancel-Location-Answer
CLC	Cooperative lane change
CLD	Cell Location Database
CLDC	Connected Limited Device Configuration
CLI	Cross Link Interference
CLI	Cross-link interference
CLIP	Calling Line Identification Presentation
CLIP	Calling Line Identity Presentation
CLIP	Calling line identification presentation
CLIR	Calling Line Identification Restriction
CLIR	Calling Line Identity Restriction
CLIR	Calling line identification restriction
CLR	Cancel-Location-Request
CM	Channel Mode
CM	Conditional Mandatory
CM	Conditional-Mandatory
CM	Configuration Management
CM	Connection Management
CM	Cubic Metric
CM	conditionally mandatory
CMA	Connection-Management-Answer
CMAS	Commercial Mobile Alerting System
CMC	Configuration management client
CMC	Connection Mobility Control
CME	Certificate Management Entity
CMI	CSG Membership Indication
CMI	Codec Mode Indication
CMIP	Common Management Information Protocol
CMM	Channel Mode Modify
CMR	Codec Mode Request
CMR	Connection-Management-Request
CMS	Configuration management server
CMS	Cryptographic Message Syntax
CN	Chip number
CN	Core Network
CN	Core; Network
CN	core network
CNA	comfort noise addition
CND	Calling Name Delivery
CNF	Conjunctive Normal Form
CNG	Comfort Noise Generation
CNG	Customer Network Gateway
CNI	Comfort Noise Insertion
CNN	CTS Network Number
CO	Client Originated
CO	Conditional Optional
CO	Conditional-Optional
COC	Cell Outage Compensation
CON	CTS Operator Number
COPPA	Children's Online Privacy Protection Act
CORBA	Common Object Request Broker ATerchcnhicailtSepcectifuicartieon
CORBA	Common Object Request Broker Architecture
CORS	Cross-Origin Resource Sharing
COT	Channel Occupancy Time
COTS	Commercial off-the-shelf
CP	Control Plane
CP	communication patterns
CP-TP	certificate present -third party
CPB	coded picture buffer
CPC	Conditional PSCell Change
CPCR	Current Packet Compression Reference
CPH	Call Party Handling
CPL	Call Processing Link
CPM	Customer profile management
CPN	Customer Premises Network
CPS	Central Provisioning Server
CPT	Control PDU Type
CPU	Call Pick-Up
CQ	Common Quota
CQI	Channel Quality Indication
CQI	Channel Quality Indicator
CQI	Channel-Quality Indication
CQI	channel quality indication
CQI	channel quality indicator
CR	Change Request
CR	Change Requests
CR	Communication Relation
CRA	Customized recorded announcement
CRD	Call Rerouting Distribution
CRF	charging rules function
CRM	Customer Relationship Management
CRR	Conformance Requirement Reference
CRRI	code resource related information
CRS	Content Referral Service
CRS	Customized Ringing Signal
CRS	common reference signal
CRS	customized Ringing Signal
CS	Call Segment
CS	Circuit Switched
CS	Circuit-Switched
CS	Communication Service
CS	Communication Surveillance
CS	Crypto Session
CS	Crypto-Session
CS2	Capability Set 2
CSA	Call Segment Association
CSC	Communication Service Customer
CSC	common services core
CSCF	Call Session Control Function
CSCS	Common supported codec set
CSD	Circuit switched data
CSE	CAMEL Service Environment
CSE	Common Services Entity
CSG	Closed Subscriber Group
CSI	CAMEL Subscription Information
CSI	Channel-State Information
CSK	Client Server Key
CSK	Client-Server Key
CSN	Connectivity Service Network
CSP	Communication Service Provider
CSP	Connectivity Service Providers
CSS	CSG Subscriber Server
CSS	Content Source Server
CT	Call Transfer
CT	Client Terminated
CTF	Charging Trigger Function
CTFC	Calculated Transport Format Combination
CTP	Continuous Time Period
CTS	Cordless Telephony System
CU	Central Unit
CU-CP	Central Unit -Control Plane
CU-UP	Central Unit -User Plane
CUA	CSI user agent
CUG	Closed Used Group
CUG	Closed User Group
CUG	Closed User Groups
CUG	Closed user group
CUSF	Call Unrelated Service Function
CV	Countdown Value
CW	Call Waiting
CW	Communication Wait
CW	Communication Waiting
CW	Communications Waiting
CXER	Canonical XML Encoding Rules