Introduction to Sockets Programming in C using TCP/IP

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Introduction to Sockets Programming in C using TCP/IPProfessor: Panagiota FatourouTA: Eleftherios KosmasCSD - May 2012IntroductionCS556 - Distributed SystemsTutorial by Eleftherios Kosmas 2 Computer Network hosts, routers, communication channels Hostsrun applications Routersforward information Packets: sequence of bytes contain control information destination host Protocolis an agreement meaning of packets structure and size of Hypertext Transfer Protocol (HTTP)HostRouterCommunication channelProtocol Families - TCP/IPCS556 - Distributed SystemsTutorial by Eleftherios Kosmas 3 Several protocols for different problems)Protocol Suites or Protocol Families: TCP/IP TCP/IP provides end-to-endconnectivity specifying how data should be formatted, addressed, transmitted, routed, and received at the destination can be used in the internet and in stand-alone private networks it is organized into layersTCP/IP* image is taken from *Communication ChannelsNetwork Layer IPTransport Layer TCP or UDPFTP, SMTP.

Introduction CS556 - Distributed Systems Tutorial by Eleftherios Kosmas 2 Computer Network hosts, routers, communication channels Hosts run applications Routers forward information Packets: sequence of bytes contain control information e.g. destination host Protocol is an agreement meaning of packets structure and size of packets e.g. Hypertext Transfer Protocol

  Introduction, Programming, Sockets, Introduction to sockets programming