Telephony has revolutionized the way individuals talk, 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 subtle mobile networks and digital communications of at present, telephony has advanced into a essential part of worldwide connectivity. https://docs.google.com/drawings/d/1y9AnNcXtl_3aZGwiuu-W3TYDnedSMWFXngT7rAlYvUw/edit