Customers using certain handsets are being urged to upgrade to avoid losing mobile internet connectivity ...
LONDON, July 15 (Reuters) - Mobile operator Telefonica began offering an internet-based international phone service at its O2 businesses in Europe on Thursday to allow cheaper international calls and ...
LONDON/TOKYO, July 17 (Reuters) - UK-based O2 and Australia's Telstra Corp. said on Tuesday they would end NTT DoCoMo's <9437.T> i-mode Internet phone service, in a setback to the Japanese company's ...