Category:Telecommunications systems

• Communications system

A

• Araldo Telefonico

B

• Business Process Framework (eTOM)
• Business support system

C

• Channel bank
• Customer experience
• Customer Service System

E

• EADAS

F

• Fleet telematics system
• Frameworx

G

• General Toll Switching Plan
• Gentex (standard)
• Geographical Operations System

I

• INOC-DBA

M

• Managed facilities-based voice network
• Master station
• Milliwatt test
• Mobile virtual network enabler
• Morse system
• Musolaphone

N

• Netcracker Technology
• NetExpert

O

• Operations support system
• Operator Toll Dialing

P

• Postal Telegraph Company
• Protective distribution system
• Public switched telephone network

R

• Recent change memory administration center

S

• Service Evaluation System
• System integrity
• Systems control

T

• Technical control facility
• Technological convergence
• Tel-musici
• Telecommunications billing
• Telecommunications systems management
• Telex
• Théâtrophone
• Transmission system
• Trunks Integrated Record Keeping System
• Turing switch

U

• United States Telephone Herald Company

W

• WINGCON
• Wired communication