August 2007
Beginner
304 pages
7h 49m
English
Content preview from iPhone: The Missing ManualBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 2. Phone Calls
As you probably know, using the iPhone means choosing AT&T Wireless as your cellphone carrier. If you're a Verizon, Sprint, or T-Mobile fan, too bad. AT&T (formerly Cingular) has the iPhone exclusively at least until 2012.
Why did Apple choose AT&T? For two reasons.
First, because Apple wanted a GSM carrier (SIM Card Slot). Second, because of the way the cellphone world traditionally designs phones. It's the carrier, not the cellphone maker, that wears the pants, makes all the decisions, and wields veto power over any feature. That's why so much traditional cellphone software is so alike—and so terrible.
On this particular phone, however, Apple intended to make its own decisions, and so it required carte-blanche freedom to maneuver. AT&T agreed to let Apple do whatever it liked—without even knowing what the machine was going to be! AT&T was even willing to rework its voicemail system to accommodate Apple's Visual Voicemail idea (Visual Voicemail).
In fact, to keep the iPhone under Apple's cloak of invisibility, AT&T engineering teams each received only a piece of it so that nobody knew what it all added up to. Apple even supplied AT&T with a bogus user interface to fake them out!
Making Calls
Suppose you've already activated your phone (Appendix A), and the "number of bars" logo in the upper-left corner tells you that you've got cellular reception. You're ready to start a conversation.
Well, almost ready. The iPhone offers four ways to dial, but all of them require ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.