Telephony has revolutionized the way people talk, 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 now, telephony has evolved into a vital element of worldwide connectivity. https://docs.google.com/document/d/1Z_6TIgeBD6N3TbwQcAynuGVMuIlTBTnI_hbxc7tD3lk/edit