Webwire: Vivendi mulling SFR job cuts; Facebook extends IPO underwriters

French media group Vivendi may cut hundreds of marketing and administration jobs at wireless unit SFR, in response to increased competition in the French mobile market.
Facebook has hired 25 new underwriters for its forthcoming IPO, bringing the total number of banks supporting the deal up to 31.
US operator Sprint Nextel may end its network sharing deal with beleaguered wireless venture LightSquared as early as next week, following regulator FCC's decision to deny LightSquared's plans to build an LTE network.
Watson, the IBM supercomputer that famously won the quiz show Jeopardy, will be put to work providing financial markets analysis and advice. Citigroup has become Watson's first Wall Street client.
MTN Group will not bow to international pressure to exit the Iranian telecom market, where it owns a 49% stake in Iran's second-largest mobile operator, unless South Africa implements official sanctions against the nation.
Hacker group AntiSec has attacked the website of security vendor Panda Labs, claiming retaliation for the firm allegedly helping law enforcement officials track down and arrest members of LulzSec.
TOT's labor union has asked Thailand's anti-corruption commission to probe an executive at the state-owned telecom company, claiming irregularities in a soft switch purchasing contract.