Telephony has revolutionized the 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 cell networks and digital communications of today, telephony has developed right into a crucial part of world connectivity. https://drive.google.com/drive/folders/1LsG7GELSh90ZTRa2kTzn_NU1fhrEjco0