Skip to content
Join the Live Open Session - Introduction to 5G, 27th October, 13:00 (UK Time). Free for Unlimited Access users | £95.00 for non-members
We’re attending MWC Barcelona 2026
From 2–5 March 2026, meet the Mpirical team and explore industry-led telecoms training. Find us in Hall 4, Stand CS300
Glossary header - telecoms antenna at height over fields

Glossary

Explore our library of thousands of telecoms terms and acronyms defined for on-the-job reference or learning new material.

# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Glossary Results

1 2 3 4 5 ...

Call forward no answer

Call forward no answer

Call forwarding

Call forwarding

CAPIF

Common API Framework for 3GPP northbound APIs

CBWFQ

Class-Based Weighted Fair Queuing

CCF

Call Control Function

CCF

Charging Collection Function

CDF

Charging Data Function

CDMA Candidate Frequency

CDMA Candidate Frequency

CDMA Frequency Assignment

CDMA Frequency Assignment

CDMA Preferred Set

CDMA Preferred Set.

Center SR3 Frequency

Center SR3 Frequency

CF

Candidate Frequency

CFB

Call Forwarding on mobile subscriber Busy

CFB

Ciphertext Feedback

CFI

Control Format Indicator

CFNRc

Call Forwarding on mobile subscriber Not Reachable

CFNRy

Call Forwarding on No Reply

CFP

Contention Free Period

CFRI

Contention Free Repetition Interval

CFU

Call Forwarding Unconditional

CGF

Charging Gateway Function

CHF

Charging Function

CONF

Conference

1 2 3 4 5 ...