Top Tweets for #NetworkTrivia
In 1983, the Domain Name System (DNS) establishes the familiar .com, .edu, .gov, .mil, .org, .net, and .int system for naming websites. Slightly easier to remember than the previous designation for websites, such as 123.456.789.10...
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In 1994, #Yahoo! was created by Jerry Yang and David Filo, two electrical engineering graduate students at Stanford University. The site was originally called "Jerry and David's Guide to the World Wide Web." The company was later incorporated in March 1995.
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In 1993, the number of websites in the world reached 600. This is the year when the White House and United Nations went online. Today, there are about 1.13 billion websites on the Internet (although 82% of these are inactive).
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On 3 April 1973, Marty Cooper, an engineer at Motorola made the world's first mobile phone call when walking down 6th Avenue in New York (he called a rival at Bell Labs / AT&T). The device's weight was about 4 times an iPhone, with a battery for a 30 min call.
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Light travels about 31% slower in a fiber-optic cable, which means your data travels at 206,856,796 m/s. In other words, it takes a millisecond for every 206.9 kilometers of fiber your internet signal has to travel.
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How to transit IPv6 prefixes over a IPv4 network with MPLS in core?
#6PE is the answer.
You push two labels to the prefix at PE end.
Inner label is assigned by VPN to identify the IPv6 prefix.
The outer label is pushed for MPLS label switching.
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#JTAC
A common misconception is that most data is transmitted via satellites, but fiber optic cables on land and underwater actually form the backbone of the internet, carrying about 99% of all traffic.
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#DWDM (Dense Wavelengths Division Multiplexing) is a technology based on optical signals (laser lights) of multiple wavelengths or colors sent through different channels as one signal, significantly increasing data capacity since its introduction in the late 90’s.
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The global data creation is projected to grow to more than 180 Zettabytes by 2025 (source: Statista). A Zettabyte is a multiple of the unit byte and is equivalent to a trillion Gigabytes (GB) - or 1,000,000,000,000,000,000,000 bytes.
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In December 1990, Tim Berners-Lee and CERN colleague Robert Cailliau demonstrated communication between a Web server and another computer. The date was not recorded but based on Berners-Lee’s book Weaving the Web, commentators say it happened “by Christmas day.”
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RPKI is a security framework designed to secure the Internet's routing infrastructure. Using RPKI, legitimate holders of number resources (e.g. IP addresses) are able to control the operation of Internet routing protocols to prevent route hijacking & other attacks.
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In 1991, global average Internet connection speed was 14.4 kilobits per second (kbit/s). As of 2022, the global average is approximately 100 Mbit/s and growing by 20% each year. If the trend continues, the average could exceed 10 Gbit/s in the 2040s.
#NetworkTrivia #techfacts
#Ethernet was developed in 1973 by a team led by Bob Metcalfe at #XeroxPARC who sought to create a #technology that could connect many computers over long distances. First version featured extremely stiff copper coaxial-type cable nearly 1/2" (1.27cm) in diameter.
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The world's first commercial ISP (Internet service provider) that provided a direct connection to the Internet we use today was US based The World. Its first customer was logging on in November 1989.
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The first ISP (Internet service provider) is widely believed to be #Telenet, which was the first commercial version of computer network #ARPANET introduced in 1974, one year after the term #Internet was born.
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The first registered Internet domain name was https://t.co/aCOMhS3amd, registered on March 15 1985 by a US computer systems company. But the first domain name created was https://t.co/Z8JH7AM3gJ, created on January 1 1985 by a Nordic research collaboration.
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In 1995, German electrical engineer & mathematician Karlheinz Brandenburg invented a new version of an MPEG audio file that he named MP3. The format collapsed huge audio files to a 10th or less of their original size, making them easier to send across the internet. #NetworkTrivia
On 26 March 1976, Queen Elizabeth II became the first
royal to send an email during a visit to telecoms research center Royal Signals and Radar Establishment in the UK. The center used ARPANET, the computer network that eventually morphed into today's Internet.
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At the beginning of 2020, the number of bytes in the digital universe was 40 times bigger than the number of stars in the observable universe.
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Narinder Singh Kapany (1926–2020) was an Indian-American physicist considered the 'Father of Fiber Optics'. Kapany questioned the concept that light only travels in straight lines and in 1953, he invented what is today known as fiber optics.
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