Description of ATM transfer modes, ATM reference model, architecture of ATM system OAM flows, cells with reserved VPI/VCI value, cell synchronization, HEC procedure, transmission rate adaptation, adaptation layers AAL, signaling in ATM networks, UNI AND NNI protocol, signaling interconnection, signaling in public access networks, signaling in network interface NNI, conception of ATM interconnection networks, ATM access networks, public ATM network, public and private ATM networks co-operation, ATM networks planning, users and traffic analysis, ATM network structure design, traffic matrix calculation, dimension of networks, state of standardization, internet protocol over ATM, LAN emulation, ATM and TCP/IP. TMN and ATM networks utilization.