Beginning Red Hat Linux 9

Beginning Red Hat Linux 9......Page 9
Table of Contents......Page 2
 What You Need to Use This Book......Page 12
 Linus Torvalds and the Birth of Linux......Page 13
 Why Choose Linux?......Page 14
 What Is Red Hat Linux 9?......Page 15
 What Is Covered in This Book?......Page 16
 Conventions in This Book......Page 17
 Source Code and Updates......Page 18
 p2p.wrox.com......Page 19
 Overview......Page 21
 The Hardware......Page 22
 Network Details......Page 24
 Booting off the CD......Page 25
 Testing the Media......Page 26
 The Graphical Installation Launch......Page 28
 Selecting the Keyboard......Page 29
 Selecting an Installation Type......Page 30
 Setting up the Disk Partitions......Page 31
 Setting the Boot Loader......Page 33
 Setting the Network Parameters......Page 34
 Setting up the Firewall......Page 36
 Setting Additional Language Support......Page 37
 Root Account Configuration......Page 38
 Selecting Packages for Installation......Page 39
 The Automatic Installation Process......Page 40
 Creating a Boot Disk......Page 41
 Setting up the GUI......Page 42
 First Boot......Page 44
 Logging In......Page 47
 Summary......Page 48
 Moving Around the Desktop......Page 49
 Using Applications......Page 51
 Shutting Down the Computer......Page 57
 The File System Hierarchy......Page 58
 Adding Devices to the Filesystem......Page 62
 Navigating in the File System......Page 65
 Managing the Hardware......Page 68
 Finding the Existing Hardware......Page 69
 Using the Desktop Control Center......Page 79
 Managing Processes......Page 81
 Managing Users......Page 86
 Summary......Page 88
 Connecting to the Internet......Page 90
 Network Configuration Tool......Page 91
 Analog Modem Connections......Page 92
 High-bandwidth Connections......Page 94
 Connecting to a LAN......Page 96
 Other Connection Types......Page 97
 Managing Multiple ISPs and Connections......Page 98
 Web Browsers......Page 102
 E-mail and News Clients......Page 105
 Other Software......Page 107
 Summary......Page 110
 What Is RPM?......Page 111
 The RPM Package Management (GUI) Tool......Page 112
 Querying Packages......Page 118
 RPM Package Security......Page 121
 Installing Packages......Page 123
 Removing Packages......Page 125
 Upgrading Packages......Page 126
 Package Installation in TAR Format......Page 127
 Summary......Page 129
 Office Applications......Page 131
 Red Hat Linux and Office Applications......Page 132
 Installing Office Applications......Page 133
 Starting an OpenOffice Application......Page 134
 Common Functionality......Page 135
 Using OpenWriter for Word Processing......Page 141
 Using OpenCalc for Spreadsheets......Page 142
 Using OpenImpress for Presentations......Page 143
 The Mozilla Web Browser......Page 144
 The GAIM Instant Messenger Application......Page 146
 Setting up Evolution......Page 148
 Using Evolution......Page 149
 Importing E-mail from other Systems......Page 154
 Multimedia Applications......Page 155
 Audio Applications......Page 156
 Graphics Applications......Page 162
 A Simple Text Editor......Page 164
 A File Management Application......Page 165
 A File Compression and Archiving Application......Page 166
 Emulators......Page 167
 Summary......Page 168
 The Shell as a Command Line Interface......Page 169
 Different Types of Shell......Page 170
 Built-in Programs and External Programs......Page 171
 File System Commands......Page 172
 Process Management Commands......Page 176
 Administrative Commands......Page 178
 Control Keystrokes......Page 180
 Cursor Keys......Page 181
 Auto-completion......Page 183
 File Globbing......Page 184
 Aliases......Page 186
 Environment Variables......Page 187
 I/O Redirection......Page 188
 Configuring the Shell......Page 190
 Managing Tasks......Page 191
 Job Control......Page 192
 Scheduling Tasks......Page 193
 Shell Scripting......Page 194
 Literal Usage of Special Characters......Page 195
 Conditional Constructs......Page 196
 Loops......Page 198
 Summary......Page 199
 The Anatomy of a File......Page 200
 Searching with the locate Command......Page 212
 Searching with the find Command......Page 214
 Text Searches......Page 216
 Navigating the File System......Page 218
 Managing Drives and Partitions......Page 223
 Mounting Drives......Page 224
 Partitions......Page 226
 Adding a New Hard Disk......Page 230
 Precautions......Page 232
 Tuning the File System......Page 233
 Summary......Page 234
 Overview......Page 235
 Superusers and Normal Users......Page 236
 The Red Hat User Manager......Page 237
 How Linux Stores User Account Information......Page 242
 User Accounts and their Properties (the /etc/passwd File)......Page 243
 User Account Passwords (the /etc/shadow File)......Page 245
 Groups (the /etc/group File)......Page 247
 Some Useful Command Line Tools......Page 248
 Adding Users at the Command Line......Page 249
 Modifying One's Own User Account......Page 252
 Advanced Group Management......Page 256
 Users, Groups, and File System Permissions......Page 258
 Second Scenario: Public Read-only Files......Page 259
 Third Scenario: Restricted Read-Only......Page 260
 Fourth Scenario: Restricted Write......Page 261
 Sixth Scenario: Restricted Write, Restricted Read......Page 263
 When root Is Not Necessary......Page 264
 Mounting Devices......Page 265
 Using the su Command......Page 267
 Compiling, Installing, and Running Software......Page 269
 Who Is Logged In?......Page 270
 Summary......Page 271
 Overview......Page 273
 Red Hat Linux and Networking......Page 274
 Assumptions for Network Setup......Page 275
 Setting up a Web Server......Page 278
 The Apache Web Server......Page 279
 Setting up an FTP Server......Page 285
 FTP Servers in the Red Hat Linux Distribution......Page 286
 Installing the vsftpd FTP Server......Page 287
 Using Your FTP Server......Page 288
 Print Servers on Redhat Linux 9......Page 294
 Setting up a File Server......Page 299
 An Overview of Samba......Page 300
 Samba Configuration with SWAT......Page 303
 Setting up a Mail Server......Page 312
 E-mail Application Types......Page 313
 A Simple Example Using Sendmail......Page 315
 How Does DHCP Work?......Page 320
 The Benefits of DHCP......Page 321
 Summary......Page 327
 System Configuration......Page 328
 Configuration Files......Page 329
 Viewing Logs......Page 337
 Searching Log Files......Page 339
 Understanding the Logging Process......Page 340
 Backup Strategy......Page 341
 Applications and Tools for Archiving......Page 343
 Archiving with cpio......Page 345
 Archiving with dump......Page 347
 Building from Source......Page 351
 Building the Application......Page 352
 Why Rebuild the Kernel?......Page 356
 Initializing the Kernel......Page 357
 A Small, Lean Kernel......Page 358
 Summary......Page 366
 Overview......Page 367
 What Is Perl?......Page 368
 Advantages......Page 369
 Installation......Page 370
 Installing Extensions......Page 371
 How to Start......Page 373
 Application 1: Who Can Get In?......Page 374
 Who Can Get In? Take II......Page 377
 Application 2: Send a Quick E-Mail......Page 378
 Application 3: What Is My System Load?......Page 384
 Application 4: Disk Usage Monitor......Page 394
 And Finally.........Page 401
 Summary......Page 402
 Identifying What Is Valuable......Page 403
 Potential Threats......Page 404
 Physical Security of the Hardware......Page 405
 Hardware Failure......Page 406
 Passwords......Page 407
 Registering for Red Hat Network......Page 413
 System Logs......Page 414
 System Integrity......Page 417
 Network Security......Page 422
 Network Services......Page 423
 Firewalls......Page 433
 Security Awareness......Page 439
 Summary......Page 440
 Software Resources......Page 442
 Open Source Licenses......Page 443
 The SysAdmin Application......Page 445
 Webmin......Page 446
 jEdit......Page 448
 Developing C/C++ Applications......Page 449
 Developing Python Applications......Page 451
 PHP: Hypertext Preprocessor......Page 452
 MySQL Database Engine......Page 454
 Summary......Page 455
 Chapter 8: Managing Your User Accounts......Page 457
 Chapter 12: Security......Page 458