This page provides explanations of many terms and acronyms used throughout the website. Select the beginning letter of the word or acronym to go to that portion of the glossary.

The content of the glossary is based on Newton’s Telecom Dictionary.

The explanations in this glossary are for reference only. No warranty is given by PCCW Global on the content.

• access minutes
• access tandem
• activation
• AES
• aggregate bandwidth
• air interface
• analogue transmission
• ANI
• APOT
• application
• AR
• ASBR
• ATM
• audioconference
• authentication