This document discusses Asynchronous Transfer Mode (ATM) and broadband networks. It covers topics like what is considered broadband, the integrated services vision, Integrated Services Digital Network (ISDN), Broadband ISDN, benefits of ATM, ATM anticipated scope, ATM networking, ATM layers, ATM cells, virtual connections, quality of service parameters, traffic contracts, and policing and congestion control in ATM. The document is a set of lecture slides presented by Prof. Anish Goel on the topic of ATM and broadband networks.