Computer Networks and Transmission Media
Types of Networks, topologies, centralized and distributed networks, LAN, WAN, MAN, Broadcast Vs Point to Point networks, Overview of wireless networks, Internet. Network design issues, layered architecture, interfaces and services, service primitives and relationships of services to protocols.
Overview of network model : OSI and TCP / IP
Maximum data rate of channel, transmission media-guided and unguided and their types with specifications, Communication satellites (GEO/MEO). Modems and protocols, Multiplexing techniques, circuit switching, message switching, packet switching network, Cable TV and Internet over cable.
Data Link Layer (LLC and MAC Sublayer)
Framing, error control, flow control, simplex stop and wait protocol, sliding window protocols, data link layer in Internet, HDLC, PPP, SLIP. Static and Dynamic channel allocation in LAN , CSMA/CD protocols, collision free protocols, WDMA protocol, IEEE 802 Standards for Ethernet, token bus and token ring, DQDB. Bridges, High speed LAN (fast Ethernet, gigabit Ethernet and FDDI).
Networks and Transport Layer
Virtual circuits and datagram networks, Circuits switching and packet switching, Routing algorithms, routers and routing protocols. Congestion control and algorithms (issues like delay, load, throughput, jitter etc.). Transport layer services and principles. Connectionless v/s connection oriented services like UDP and TCP, QOS (Quality of Services).
Cryptography, Secret key and public key algorithm, Security issues for Intranet and Internet, DNS (Domain name system), Electronic mail, World Wide Web, Writing a web page in HTML, Sockets and socket programming, Video on Demand.
TCP/IP Protocol Suite
Layered Architecture, Protocol stack, IP addressing : Classes, Static, Dynamic (DHCP), IPv4 v/s IPv6, Sub-netting: masking and subnet masking. Protocols : Ping, FTP, telnet, http (www), SMTP, SNMP, Trace route, TFTP, BOOTP, DNS, NFS, RPC, ICMP, IGMP, ARP, RARP, etc.
What people are saying - Write a review
Table of Contents
Points to Remember 1 44
Chapter3 Data link Layer LLC MAC Sublayer 3 1 to 3
Points to Remember 3
Chapter Application Layer 51 to 5
suggestions given by readers Considering the need of students this book is presented
Review Questions 596
Other editions - View all
acknowledgement ALOHA application layer authentication bandwidth bit rate block bridge byte called channel choke packet cipher circuit switching client communication Computer Networks connectionless CSMA CSMA/CD data frame data link layer data rate data transfer datagram decryption destination address device encryption error Ethernet Explain FDDI fiber optic field flow control frequency full duplex functions HDLC header host IEEE interface Internet IP address maximum Mbps medium modem multicast multiplexing network layer node OSI model packet switching path physical layer plaintext point-to-point protocol provides receiver Refer section request retransmitted router routing algorithm routing table satellite segment sender sequence number server signal slot slotted ALOHA station subnet synchronization TCP/IP telephone throughput timer token topology TPDU traffic Transmission Media transmit transport entity transport layer twisted pair virtual circuit wireless LAN