Computer NetworksR16 semester 3-2 lecture notes

OBJECTIVES:
• Perceive state-of-the-art in community protocols, architectures, and purposes.
• Technique of networking analysis
• Constraints and thought processes for networking analysis
• Drawback Formulation—Method—Evaluation—
UNIT – I:
Introduction: Community Topologies WAN, LAN, MAN. Reference models- The OSI Reference
Mannequin- the TCP/IP Reference Mannequin – A Comparability of the OSI and TCP/IP Reference Fashions
UNIT – II:
Bodily Layer – Fourier Evaluation – Bandwidth Restricted Alerts – The Most Information Price of
a Channel – Guided Transmission Media, Digital Modulation and Multiplexing: Frequency
Division Multiplexing, Time Division Multiplexing, Code Division Multiplexing
Information Hyperlink Layer Design Points, Error Detection and Correction, Elementary Information Hyperlink
Protocols, Sliding Window Protocols
UNIT – III:
The Information Hyperlink Layer – Providers Supplied to the Community Layer – Framing – Error Management –
Movement Management, Error Detection and Correction – Error-Correcting Codes – Error Detecting
Codes, Elementary Information Hyperlink Protocols- A Utopian Simplex Protocol-A Simplex Cease and Wait
Protocol for an Error free channel-A Simplex Cease and Wait Protocol for a Noisy Channel,
Sliding Window Protocols-A One Bit Sliding Window Protocol-A Protocol Utilizing Go-Again-NA Protocol Utilizing Selective Repeat
UNIT – IV:
The Medium Entry Management Sublayer-The Channel Allocation Drawback-Static Channel
Allocation-Assumptions for Dynamic Channel Allocation, A number of Entry Protocols-AlohaCarrier Sense A number of Entry Protocols-Collision-Free Protocols-Restricted Rivalry ProtocolsWireless LAN Protocols, Ethernet-Traditional Ethernet Bodily Layer-Traditional Ethernet MAC
Sublayer Protocol-Ethernet Efficiency-Quick Ethernet Gigabit Ethernet-10-Gigabit EthernetRetrospective on Ethernet, Wi-fi Lans-The 802.11 Structure and Protocol Stack-The
802.11 Bodily Layer-The802.11 MAC Sublayer Protocol-The 805.11 Body Construction-Providers
UNIT – V:
Design Points-The Community Layer Design Points – Retailer and Ahead Packet Switching-Providers
Supplied to the Transport layer- Implementation of Connectionless Service-Implementation of
Connection Oriented Service-Comparability of Digital Circuit and Datagram Networks, Routing
Algorithms-The Optimality principle-Shortest path Algorithm, Congestion Management AlgorithmsApproaches to Congestion Management-Visitors Conscious Routing-Admission Management-Visitors
Throttling-Load Shedding.

III Yr – II Semester
L T P C
four 2 zero 3
UNIT – VI:
Transport Layer – The Web Transport Protocols: Udp, the Web Transport Protocols: Tcp
Utility Layer –The Area Title System: The DNS Title House, Useful resource Information,
Title Servers, Digital Mail: Structure and Providers, The Consumer Agent, Message Codecs,
Message Switch, Ultimate Supply
OUTCOMES:
• Perceive OSI and TCP/IP fashions
• Analyze MAC layer protocols and LAN applied sciences
• Design purposes utilizing web protocols
• Perceive routing and congestion management algorithms
• Perceive how web works
TEXT BOOKS:
1. Tanenbaum and David J Wetherall, Pc Networks, fifth Version, Pearson Edu, 2010
2. Pc Networks: A Prime Down Method, Behrouz A. Forouzan, FirouzMosharraf,
McGraw Hill Training
REFERENCE BOOKS:
1. Larry L. Peterson and Bruce S. Davie, “Pc Networks – A Methods Method” (fifth
ed), Morgan Kaufmann/ Elsevier, 2011