VoIP and Wi-Fi calling use the same technology, but they aren’t the same. Most VoIP technology providers require an app to use. With Wi-Fi calling, the service is built into your phone’s settings.

AT&T on Thursday confirmed an outage affecting thousands of cell phone users, including some customers on other networks who attempted to call AT&T users. "Some of our customers are experiencing ...

Not all phone carriers support Wi-Fi calling, according to Google. More in Technology Intel's Nova Lake-AX CPUs Could Be Monsters For Gaming, With 28 CPU Cores and A Powerful GPU ...

This story, “Stop telemarketers from calling your cell phone,” was originally published at InfoWorld.com. Read more of Christina Tynan-Wood’s Gripe Line blog at InfoWorld.com.

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