This book will not teach you the basics of Symbian programing. And its a change. It deals with communications and communications only. And there is much to say when you develop for a wireless phone : sockets, TCP/IP, GSM/GPRS, serial, irda, bluetooth, the ETEL server, SMS and MMS,...
 
By focusing on one topic, this book does it well. It brings valuable information not covered elsewhere. Another must-read if your code deals with any kind of communication.
 
Here is the table of content:
Section 1
1 The Basics of Symbian OS Communications
2 Introduction to the Symbian OS Communications
3 Several Introductions to the Architecture
4 Transport Technologies
5 A Look at Content Technologies
6 Security and Communication
Section 2 - Programming using Symbian OS Communications
7 Getting Started with Communications Programming
8 Serial Communications
9 Communicating via Infrared: Serial Communication
10 Using Sockets
11 Communicating via Infrared: Using Sockets
12 Communicating with TCP/IP
13 Bluetooth Communications
14 Telephony
15 Sending and Receiving Messages
16 Browsable Content Technologies
Section 3 - Miscellaneous Topics
17 Synchronization: PLP and SyncML
18 The Communications Database
19 Looking Ahead