Johannesburg Johannesburg were destroyed and their people driven away during the wars emanating from Zululand during the late 18th and early 19th centuries (the mfecane or difaqane wars), and as a result, an offshoot of the Zulu kingdom, the Ndebele (often referred to as the Matabele, the name given them by the local Sotho–Tswana), set up a kingdom to the northwest of Johannesburg around modern-day Rustenburg. The main Witwatersrand gold reef was discovered in June 1884 on the farm Vogelstruisfontein by Jan Gerritse Bantjes that triggered the Witwatersrand Gold Rush and the founding of Johannesburg in 1886. The discovery of gold
Internet in Africa overall amount of data traffic at Internet exchange points (IXPs). On African IXPs, traffic can be measured in kbit/s (kilobits per second) or Mbit/s (megabits per second), while in the rest of the world it is typically in the order of magnitude of Gbit/s (gigabits per second). The main IXP of Johannesburg, JINX (which is also the largest IXP in Africa) has about 6.5 Gbit/s traffic (in Sep 2012). IXP traffic, anyway, is only a measure of local network traffic (mainly e-mail), while most of African generated traffic is routed through other continents, and most Web content created in Africa