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Telephony - Wikipedia
Telephony Definition & Meaning - Merriam-Webster
What is Telephony? A Definition & How it Works READ MORE
What is Telephony? | Definition from TechTarget
What is Telephony? Hint: It’s More Than Your Phone
Telephone | History, Definition, Invention, Uses, & Facts
TELEPHONY Definition & Meaning | Dictionary.com
TELEPHONY | definition in the Cambridge English Dictionary
TELEPHONY | English meaning - Cambridge Dictionary
telephony noun - Definition, pictures, pronunciation and usage …