Cell over WiFi
Poster: Aron Schatz
Posted on May 20, 2003 at 6:09:56 AM
Next time you think of making a cell phone call, think if it travels over WiFi. Now read this.
Quote
Wi-Fi essentially extends the reach of VOIP functionality. Handhelds enabled with Wi-Fi run for far less time on a single battery charge than traditional cell phones. Nonetheless, mobile Wi-Fi calls basically cost nothing because they run across existing, expensed computer networks.