Univac1

Evolution of computer networks

By Sebastián Ramírez García

  • first appearances 50 years

    Early computer networks
  • Arpanet

    Arpanet

    Creation of the ARPANET network
  • Red Arpanet

    Red Arpanet

    By this time, there were already 37 computers connected to each other.
  • TCP/IP

    TCP/IP

    TCP/IP becomes the standard or normalization used by the ARPANET
  • Cisco

    Cisco

    Cisco is founded, which becomes one of the largest network maintenance companies
  • first switches

    first switches

    The hardware company Kalpana develops, in addition to introducing the first network switch
  • Bandwidth

    Bandwidth

    At this time, a bandwidth of 45 MB was reached.
  • NSFNET

    NSFNET

    The transition to private entities is planned, since it would be more accessible to all

  • NSFNET Change

    NFSNET was changed by private and commercial entities
  • WPA2

    WPA2

    The WPA2 protocol replaced the WPA protocol which came with improvements to the previous one
  • 8.02.11n

    8.02.11n

    This standard became official for wi-fi, it provided much higher transfer speeds and worked in 2.4 and 5 ghz band widths.
  • WAP3

    WAP3

    wifi alliance introduced WPA3 encryption, which includes security improvements based on the previous WPA2