Telephony has revolutionized the way people communicate, 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 mobile networks and digital communications of right now, telephony has advanced into a crucial part of worldwide connectivity. https://drive.google.com/drive/folders/1z6u8cxVg-4Faks70a7La5x6WY55ZNxkx