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SYLLABUS

Unit - 1 :

Introduction And Physical Layer Networks – Network Types – Protocol Layering – TCP/IP Protocol suite – OSI Model – Physical Layer: Performance – Transmission media – Switching – Circuit-switched Networks – Packet Switching.

Unit - 2 :

Data-Link Layer And Media Access Introduction – Link-Layer Addressing – DLC Services – Data-Link Layer Protocols – HDLC – PPP - Media Access Control – Wired LANs: Ethernet – Wireless LANs – Introduction – IEEE 802.11, Bluetooth – Connecting Devices.

Unit - 3 :

Network Layer Network Layer Services – Packet switching – Performance – IPv4 Addresses – Forwarding of IP packets – Network Layer Protocols: IP, ICMPv4 – Unicast Routing Algorithms – Protocols – Multicasting Basics – IPv6 Addressing – IPv6 Protocol.

Unit - 4 :

Transport Layer Introduction – Transport Layer Protocols – Services – Port Numbers – User Datagram Protocol – Transmission Control Protocol – SCTP.

Unit - 5 :

Application Layer WWW and HTTP – FTP – Email – Telnet – SSH – DNS – SNMP.