Telephony has revolutionized the best way folks communicate, shaping human interactions, business operations, and technological advancements. From its early beginnings with Alexander Graham Bell’s invention of the telephone in 1876 to the subtle mobile networks and digital communications of right this moment, telephony has evolved right into a important element https://docs.google.com/file/d/1e5LdeuodRPjMw2uHlI-vZwsgt-TC8Hl_