3 Review(s)

Data communication, use of Networks, Internet Protocols and standards, layering of Models, OSI model, TCP/IP Internet model. (Chapter - 1) Physical LayerTransmission media (Twisted pair, Coaxial cable, Fiber optic cable), Wireless Medium as Physical Layer (Electromagnetic Spectrum, ISM Band, Lightwave Transmission), Circuit switching, DSL technology, Cable modem. (Chapter - 2) Data Link LayerServices to N/W layer, Framing, Bit Stuffing, Character Stuffing, Error control, Flow control mechanism stop & wait, Go-back-, Selective repeat. Example data link protocol HDLC, PPP.(Chapter - 3) Medium Access LayerChannel allocation problem, Multiple Access, CSMA, CSMA/CD, CSMA/CA. (Chapter - 4) Local Area NetworkEthernet, Fast Ethernet, Gigabit Ethernet, Wireless LAN, Blue tooth, Zigbee, Connecting devices- Repeaters, Hub, Bridges, Switch, Router, Gateways, Broadband Wireless Networks. (Chapter - 5) Network LayerPacket Switching, Virtual circuits and datagram, Static and Dynamic Routing Algorithms (Optimality principle, Static Routing Algorithms : Shortest Path, Flooding, Dynamic routing Algorithms : Distance Vector, Link state routing.), Congestion Control, IP Addressing, CIDR & NAT, IP layer protocols (ICMP, ARP, RARP, DHCP, BOOTP), IPv4 and IPv6. (Chapter - 6) Transport layerElements of Transport protocols - TCP & UDP. (Chapter - 7) Application LayerDNS- Domain Name System, E-mail, FTP, HTTP, WWW, Firewall, Network Security. (Chapter - 8)