Introduction to Computer Networks, ISO Reference Model, Network Structure, Switching and Multiplexing, Framing Protocols, Error Control, Retransmission Protocols, Protocol Analysis, ATM Networks, Queuing Theory, M/M/1, M/M/k, M/M/ m/k Queues, Queue Networks, Multiple Access Protocols, Aloha, Ethernet, Token Ring, FDDI, Local Area Networks, Satellite Networks, Performance Analysis, Packet Broadcast Networks, Mobile Telephony.