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Proceeds are long way from £22.5bn 3G windfall for Treasury in 2000
UK watchdog to investigate if networks slow down services in contravention of EU rules
Asset sales in Germany and eastern Europe could trigger wave of secondary deals
Tube trains expected to have reception in tunnels by 2019
New strategy could see it return to its roots as budget internet provider
SIM-only service aimed at data-hungry millennials will be restricted to those aged up to 25
New UK mobile phone service gives discount to customers who do not use all their data
UK regulators should give short shrift to spurious legal challenge
Regulator prepares for sale of airwaves needed to support better 4G and future 5G services
Spanish operator is sticking with O2 mobile network and investing in Britain
Despite strong demand for faster broadband, the big phone companies have stumbled
Designers super-charged ransomware using tools leaked by US National Security Agency
New network to be installed in Square Mile in preparation for move to 5G
Mobile operator’s chief says existing terms could mean BT and Vodafone domination
Mobile chief puzzled at lack of competition, slow progress by Ofcom on cable to homes
Digital assistant Aura will enable cut in customer-service spending
Sponsorship of The O2 arena extended while telecoms group weighs UK operator’s options
Employers spot the chance to lure back talented former executives
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