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Internet Internet Presentation Transcript

  • In the name of Allah, the merciful the most beneficent
  • Internet
  • Group Members:
    • Sehrish Andaleeb
    • Zainab Buzdar
    • Tayyaba Ashfaq
    • Sadaf Javed
    • Amna Khalid
    • Altaf Hussain
    • Mansoor Shaheed Khawar
  • What Is Internet?
    • The Internet is a global system of interconnected computer networks that use the standard Internet Protocol Suite (TCP/IP) to serve billions of users worldwide.
    • It is a network of networks that consists of millions of private and public, academic, business, and government networks of local to global scope that are linked by a broad array of electronic and optical networking technologies.
  • Terminology
    • The terms Internet and World Wide Web are often used in everyday speech without much distinction.
    • The Internet is a global data communications system
    • It is a hardware and software infrastructure that provides connectivity between computers
    • Web is one of the services communicated via the Internet .
    • It is a collection of interconnected documents and other resources , linked by hyperlinks and URLs .
  • History
    • The USSR 's launch of Sputnik spurred the United States to create the Advanced Research Projects Agency, known as ARPA, in February 1958 to regain a technological lead. ARPA created the Information Processing Technology Office (IPTO) to further the research of the Semi Automatic Ground Environment (SAGE) program, which had networked country-wide radar systems together for the first time. J. C. R. Licklider was selected to head the IPTO .
    • The opening of the network to commercial interests began in 1988 .
    • Other commercial electronic e-mail services were soon connected, including OnTyme, Telemail and Compuserve. In that same year, three commercial Internet service providers (ISPs) were created.
  • Technology
  • Protocols
    • The complex communications infrastructure of the Internet consists of its hardware components and a system of software layers that control various aspects of the architecture.
    • the hardware can often be used to support other software systems
    • it is the design and the rigorous standardization process of the software architecture that characterizes the Internet and provides the foundation for its scalability and success.
  • Structure
    • The Internet structure and its usage characteristics have been studied extensively
    • Internet IP routing structure and hypertext links of the World Wide Web are examples of scale-free networks .
  • Governance ICANN headquarters in Marina Del Rey , California , United States
  • What Is Governance?
    • The Internet is a globally distributed network comprising many voluntarily interconnected autonomous networks.
    • It operates without a central governing body.
    • ICANN is the authority that coordinates the assignment of unique identifiers for use on the Internet,
  • Modern Uses
    • The Internet is allowing greater flexibility in working hours and location, especially with the spread of unmetered high-speed connections and web applications
    • The Internet can now be accessed almost anywhere by numerous means, especially through mobile Internet devices .
    • The Internet has also become a large market for companies.
  • Services
    • Information
    • Communication
    • Data transfer
    • Accessibility
    • Social impact
  • What Is ISP ?
    • An Internet service provider ( ISP ),
    • is a company that offers its customers access to the Internet .
    • ISP connects to its customers using a data transmission technology appropriate for delivering Internet Protocol datagrams , such as dial-up , DSL , cable modem , wireless or dedicated high-speed interconnects.
  • End-user-to-ISP connection
    • ISPs employ a range of technologies to enable consumers to connect to their network.
    • For users and small businesses , the most popular options include dial-up , DSL (typically Asymmetric Digital Subscriber Line ,
  • End-user-to-ISP connection
    • For customers with more demanding requirements, such as medium-to-large businesses, or other ISPs, DSL (often SHDSL or ADSL ), Ethernet , Metro Ethernet , Gigabit Ethernet , Frame Relay , ISDN ( BRI or PRI ), ATM , satellite Internet access and synchronous optical networking (SONET) are more likely to be used.
  • Typical home user connection
    • Dial-up
    • DSL
    • Broadband wireless access
    • Cable Internet
    • FTTH
    • ISDN
    • Wi-Fi
  • Typical business-type connection
    • DSL
    • SHDSL
    • Ethernet technologies
  • Function of ISP
    • Locality
    • ISP interconnection
    • Peering
    • Virtual ISP
    • Free ISP
  • Locality
    • When using a dial-up or ISDN connection method, the ISP cannot determine the caller's physical location
  • Services:
    • Broadband Internet access
      • Fixed wireless access
      • Cable
      • Triple play
    • Internet hosting service
      • Web hosting service
      • E-mail hosting service
      • DNS hosting service
  • Internet Service Provider List of Pakistan
    • There are 38 Internet Service Providers in Pakistan.
          • That’s all