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