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Regional Telecommunication Hubs (RTHs)

Regional Telecommunication Hubs (RTHs) ensure the efficient routeing and distribution of the TWS messages towards NMCs. For more details, please see here.

RTHs

RA I

  • Alger (Algeria)*
  • Brazzaville (Congo)
  • Cairo (Egypt)*
  • Dakar (Senegal)*
  • Lusaka (Zambia)
  • Nairobi (Kenya)*
  • Niamey (Niger)
  • Pretoria (South Africa)

RA II

  • Bangkok (Thailand)
  • Beijing (China)*
  • Jeddah (Saudi Arabia)*
  • Khabarovsk (Russian Federation)
  • New Delhi (India)*
  • Novosibirsk (Russian Federation)
  • Tashkent (Uzbekistan)
  • Tehran (Iran)
  • Tokyo (Japan)*

* RTHs on MTN

RA III

  • Brasilia (Brazil)*
  • Buenos Aires (Argentina)*
  • Maracay (Venezuela)

RA IV

  • Washington (USA)*

RA V

  • Melbourne (Australia)*
  • Wellington (New Zealand)

RA VI

  • Exeter (UK)*
  • Moscow (Russian Federation)*
  • Norrk√∂ping (Sweden)
  • Offenbach (Germany)*
  • Prague (Czech Republic)*
  • Rome (Italy)
  • Sofia (Bulgaria)*
  • Toulouse (France)*
  • Vienna (Austria)

Global Information System Centres (GISCs)

The regional and global connectivity of the WIS structure is guaranteed by the existence of a small number of node centres called Global Information System Centres (GISC).  For more details, please see here.

GISCs

RA I

  • Casablanca (Morocco)
  • Pretoria (South Africa)

RA II

  • Beijing (China)
  • Jeddah (Saudi Arabia)
  • New Delhi (India)
  • Seoul (Republic of Korea)
  • Tehran (Iran)
  • Tokyo (Japan)

RA III

  • Brasilia (Brazil)

RA IV

  • Washington (USA)

RA V

  •  Melbourne (Australia)

RA VI

  • Exeter (UK)
  • Moscow (Russian Federation)
  • Offenbach (Germany)
  • Toulouse (France)

 

 

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