The Forgotten Story of the Original iPhone Released in 1998
And thus, the iPhone technology—or, more crucially, the iPhone name and trademark—passed on to Cisco. Cisco would briefly use the iPhone name to market a line of VOIP telephones under the Linksys brand.
I can remember when the Cisco sales team added this stuff to their best, greatest, you must buy now list though I think they didn’t like to have to peddle the Linksys stuff.