Telephony has revolutionized the way in which people talk, shaping human interactions, business operations, and technological advancements. From its early beginnings with Alexander Graham Bell’s invention of the phone in 1876 to the sophisticated mobile networks and digital communications of right now, telephony has evolved into a critical component of https://docs.google.com/file/d/1e5LdeuodRPjMw2uHlI-vZwsgt-TC8Hl_