SUSE Linux Enterprise Server 9 administrator's handbook

✍ Scribed by Rahimi, Niki;Rahimi, Niki

• Publisher: Novell Press
• Year: 2005;2006
• Tongue: English
• Leaves: 551
• Series: Novell Press
• Category: Library

✦ Synopsis

Provides information on the SUSE Linux Enterprise Server. Including procedures to teach how to install and secure a SLES 9 system, this book focuses on the security features that make SLES 9 an important platform for system administrators. It covers SuSE server installation; user access and security; and others.

✦ Table of Contents

Table of Contents......Page 5
Part I: SUSE Server Installation and Configuration......Page 20
CHAPTER 1: Installing SUSE LINUX Enterprise Server......Page 22
Installation Methods and Overview......Page 23
Pre-Installation Planning......Page 29
Ten Easy Steps to SLES 9 Installation......Page 36
Troubleshooting......Page 48
Summary......Page 49
Maintaining Your System Configuration......Page 50
Adding and Removing Packages......Page 55
Adding and Removing Hardware......Page 63
Changing Network Configuration......Page 76
Summary......Page 82
Boot Loaders......Page 84
Kernel Boot......Page 90
init and Understanding Runlevels......Page 91
System Shutdown......Page 93
Emergency Boot and Recovery......Page 94
Summary......Page 96
Part II: User Access and Security Management......Page 98
User and Group IDs......Page 100
User and Group Data Files......Page 107
User Account and Group Management Applications......Page 114
Security Considerations......Page 129
Summary......Page 141
CHAPTER 5: User Environment Management and Security......Page 144
Account Auditing......Page 145
Configuring the User Environment......Page 146
User Resource Management......Page 152
su or sudo......Page 167
Summary......Page 171
A Review of File and Directory Permissions......Page 172
Default Access Permissions......Page 185
Special File Permissions......Page 187
Extended Attributes......Page 197
Data and Filesystem Encryption......Page 202
Secure File Deletion......Page 207
Journaled Filesystems......Page 209
Summary......Page 210
CHAPTER 7: System Management and Monitoring......Page 212
Common Linux Commands......Page 213
The root Filesystem......Page 215
Health Checks and System Monitoring......Page 217
System Tuning......Page 229
Summary......Page 235
Part III: Installing and Configuring Networking Services......Page 236
CHAPTER 8: Network Services......Page 238
Angels and Daemons......Page 239
Network Time Services......Page 253
Email Services......Page 268
File Transfer Services......Page 274
Network File-Sharing Services......Page 286
Remote Management Services......Page 299
Network Name Services......Page 306
Web Services......Page 315
Authentication Services......Page 320
Summary......Page 323
CHAPTER 9: Printing Services......Page 324
Printer Configuration......Page 325
Print Job Lifecycle......Page 332
Queue Management......Page 333
Summary......Page 343
CHAPTER 10: Data Backup and Disaster Recovery......Page 344
A Look at Backup Strategies......Page 345
Implementing a Backup Strategy......Page 347
Backup and Restore Tools......Page 356
SLES Boot and Rescue Disks......Page 388
Summary......Page 390
Part IV: Securing Your SUSE Server......Page 392
CHAPTER 11: Network Security Concepts......Page 394
Corporate Security Policies......Page 395
Summary......Page 420
Defining Intrusions......Page 422
Reducing Your Target Size......Page 424
Vulnerability Assessments......Page 426
Detecting a Network-based Intrusion......Page 437
Detecting a Host Intrusion......Page 447
Additional Tools......Page 455
Summary......Page 458
CHAPTER 13: System Security......Page 460
System Hardening Principles......Page 461
Using a Central syslog Server......Page 463
Avoid Logging in As Root......Page 470
Securing Network Services......Page 471
System Hardening Packages......Page 496
Automating SLES Hardening......Page 498
Learning More About Threats......Page 500
Summary......Page 501
Part V: Appendixes......Page 502
APPENDIX A: Security Certifications......Page 504
Linux Editors......Page 512
Website Resources......Page 517
A......Page 522
B......Page 524
C......Page 525
D......Page 526
E......Page 528
F......Page 529
H......Page 530
I......Page 531
J – K - L......Page 533
M......Page 534
N......Page 536
O......Page 537
P......Page 538
Q - R......Page 540
S......Page 541
T......Page 546
U......Page 547
W......Page 549
X - Y - Z......Page 551