International roaming between carriers' Wi-Fi networks has come a step closer, with AT&T, Boingo Wireless, NTT DoCoMo and Orange completing network assessments as part of the Wireless Broadband Alliance's new interoperability program.
AT&T will buy mobile spectrum in the 700MHz band from Verizon Communications for US$1.9 billion, AT&T said Friday.
AT&T said Thursday it had restored its U-verse broadband service to all customers who suffered from a widespread outage this week.
A problem caused by a software upgrade has caused a widespread outage on AT&T's U-verse broadband service this week, leading to a torrent of attacks against the carrier on social media.
Pantech packs a lot of value into this little $50 phone.
After starting amid the smoldering ruins of AT&T and T-Mobile USA's failed merger, 2012 ended as a big year for mobile carrier deals in the U.S., and possibly a final changing of the guard for a long time.
Hosting facilities for networks must become more adept at filtering software bots that foster denial-of-service attacks, because they are as likely to abet such actions as infected home PCs, AT&T's chief security officer says.
The four largest mobile carriers in the U.S. -- AT&T, Verizon, Sprint Nextel and T-Mobile -- have agreed to accelerate the availability of emergency texting, or text-to-911.