page_title: National Network Management Centre
section_title: Function
hierarchical_section_title: National Network Management Centre / Function
caption_attribution_description: English: Network Management Centre. BT has several management centres around the country, which monitor the state of the network, this being the flagship building near Oswestry.
context_page_description: The National Network Management Centre is the main national network operations centre of BT Group, situated in Shropshire.
context_section_description: The site is the home of the UK's speaking clock. BT IT Services, headquartered at Barlborough in Derbyshire on the A616, have a main operation in the building.
  It monitors network traffic on BT's network across the UK, including 0800, 0845 and 999 numbers. It monitors televotes provide by RIDE (Recorded Information Distribution Equipment). RIDE is accessed via the SOAP protocol.
  At peak periods it implements call gapping load control. BT Wholesale controls its traffic from the site.
  Every two minutes the site contacts around 700 of BT's telephone exchanges to find out how busy they are. 80% of BT's network consists of optical fibre.
caption: The site in June 2006
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