In the field of networked devices, the world's 1.1 billion or so cars are second only to the mobile phone. "This is one of the more complicated challenges that has to be solved in the Internet of Things," said Cisco (CSCO) Global Transportation Executive Barry Einsig.
"It is the next big device to be connected," Einsigh noted. Connected cars have systems that interact with nodes on light posts and other infrastructure to aid in navigation and safety, as well as consumer-interfacing services. Other key points include the infotainment systems located in the car's center console, another hub under the hood that will control safety systems and the "shark fin" on top of the car that receives wireless transmissions. Here's a guide to who's supplying what.