Connect to the Network
We live in a connected world. Wireless Internet (Wi-Fi) access has become the rule, not the exception—and chances are you’re already using Wi-Fi at your home or office. You can use it to connect your iPhone to the Internet. And, since your iPhone also has a 3G cellular radio, you can also connect to the Internet anywhere you have cellular data coverage—a much wider area than Wi-Fi networks.
In this chapter, we’ll talk about the differences between the two types of connections for your iPhone: Wi-Fi (wireless local area network) and 3G (cellular service—the wide area data network used by your mobile phone). We’ll show you all the ways to get connected or disconnected from these two types of networks. For example, ...