Telephony has revolutionized the way in which folks communicate, shaping human interactions, enterprise operations, and technological advancements. From its early beginnings with Alexander Graham Bell’s invention of the telephone in 1876 to the sophisticated cellular networks and digital communications of as we speak, telephony has advanced right into a vital https://docs.google.com/spreadsheets/d/1teK7cKOwO3hL_NuYIG16FWw0aH-u2AvrJ8C9Y6sRxFg/edit