ダウンロード COMPUTER NETWORKS (English Edition) 本

COMPUTER NETWORKSUNIT IPHYSICAL LAYERData Communications – Networks - Networks models – OSI model – Layers in OSI model– TCP / IP protocol suite – Addressing – Guided and Unguided Transmission media.Switching: Circuit switched networks – Data gram Networks – Virtual circuit networks. Cable networks for Data transmission: Dialup modems – DSL – Cable TV – Cable TV for Data transfer.UNIT IIDATA LINK LAYERData link control: Framing – Flow and error control –Protocols for Noiseless and Noisy Channels – HDLC. Multiple access: Random access – Controlled access. Wired LANS: Ethernet – IEEE standards – standard Ethernet – changes in the standard – Fast Ethernet – Gigabit Ethernet. Wireless LANS: IEEE 802.11–Bluetooth. Connecting LANS: Connecting devices – Backbone networks – Virtual LANS. Virtual circuit networks: Architecture and Layers of Frame Relay and ATM.UNIT IIINETWORK LAYERLogical addressing: IPv4, IPv6 addresses. Internet Protocol: Internetworking – IPv4, IPv6 - Address mapping – ARP, RARP, BOOTP, DHCP, ICMP, IGMP, Delivery - Forwarding - Routing – Unicast, Multicast routing protocols.UNIT IVTRANSPORT LAYERProcess-to-Process delivery - User Datagram Protocol (UDP) – Transmission Control Protocol (TCP) – Congestion Control – Quality of services (QoS) – Techniques to improve QoS. UNIT VAPPLICATION LAYERDomain Name System (DNS) – E-mail – FTP – WWW – HTTP – Multimedia Network Security: Cryptography – Symmetric key and Public Key algorithms - Digital signature – Management of Public keys – Communication Security – Authentication Protocols.