Telephony has revolutionized the way in which people talk, shaping human interactions, enterprise operations, and technological advancements. From its early beginnings with Alexander Graham Bell’s invention of the phone in 1876 to the subtle cell networks and digital communications of immediately, telephony has evolved right into a essential element of https://docs.google.com/presentation/d/1tTf-gH7g9cCmgvLRO5weQAOh2xFzm8etJBmkGITGNEw/edit