Webwire: AT&T prices T-Mo fail at $4b; MS signs NDA with Yahoo

Staff writer
Analysts believe AT&T is accepting failure in its bid to acquire T-Mobile USA by recording a $4 billion one-off cost in its current financial quarter to cover the cost of any collapse.
Microsoft is still eyeing Yahoo, signing a non-disclosure agreement allowing it to take a closer look at the books of the firm. However the software giant is tipped to finance a bid for a minority stake rather than unilaterally mount a full takeover.
NTT DoCoMo has launched Japan's first LTE smartphone, the Samsung Galaxy S II LTE, on its Xi network
Trading in Egypt's Orascom Telecom has been halted to allow the operator to split its Egyptian and North Korean operations into a separate company.
UK regulator Ofcom is warning operators to be clearer about their traffic management measures to consumers, including which services are prohibited, in response to reports that major mobile operators are blocking VoIP and messenger services provided by their rivals.
Nearly 85% of iPhone users plan to buy another Apple phone when upgrading their handsets, compared with the 60% of Android and 48% of BlackBerry users which plan to stick with their platforms, a research firm claims.
Samsung promises to fix a bug affecting the volume on its Galaxy Nexus smartphone - the first commercial device running the latest version of Google’s Android operating system.