Contents
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Preface
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Organization of the Book
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Conventions used in This Book Book
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The Open Publication License
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Acknowledgments
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Part 1
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Files and File Systems
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1
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Linux Files and File Systems
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1.1
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Understanding File Types
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1.2
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Determining the File Type
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1.3
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Creating Files
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1.4
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Understanding File Systems
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1.5
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Exploring the File System Hierarchy
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2
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SuSE and the File System Hierarchy Standard (FHS)
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2.1
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The Root Directory
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2.2
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/usr: Secondary hierarchy
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2.3
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/var: Variable data
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3
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Collecting System Information
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3.1
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Process-Specific Subdirectories
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3.2
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Kernel data
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3.3
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IDE devices in /proc/ide
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3.4
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Networking info in /proc/net
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3.5
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SCSI info
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3.6
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Parallel port info in /proc/parport
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3.7
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TTY info in /proc/tty
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4
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Modifying System Parameters
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4.1
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/proc/sys/fs - File system data
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4.2
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/proc/sys/fs/binfmt_misc - Miscellaneous binary formats
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4.3
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/proc/sys/kernel - general kernel parameters
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4.4
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/proc/sys/vm - The virtual memory subsystem
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4.5
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/proc/sys/dev - Device specific parameters
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4.6
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/proc/sys/sunrpc - Remote procedure calls
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4.7
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/proc/sys/net - Networking stuff
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4.8
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/proc/sys/net/ipv4 - IPV4 settings
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4.9
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Appletalk
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4.10
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IPX
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Part 2
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The Boot Process
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5
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LILO: From "power on" to "Loading linux..."
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5.1
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The Four Steps of the Booting Process
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5.2
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Introducing LILO
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5.3
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Installing LILO
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5.4
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Lilo loads Linux
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5.5
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Linux: The kernel takes the stage
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6
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The init process: the kernel needs company
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6.1
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Runlevels
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6.2
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System V init
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6.3
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Shutting down the system
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7
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Customizing the boot process
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7.1
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Writing rc-scripts
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7.2
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Adding an rc-script to a runlevel
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7.3
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Creating customized runlevels
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Part 3
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System Setup
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8
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Automating tasks: the system never sleeps
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8.1
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Using cron to automate tasks
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8.2
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Standard maintenance tasks set up by SuSE
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8.3
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Adding customized tasks
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8.4
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Executing a job once at a specified time
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9
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TCP/IP networks: some theory
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9.1
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Managing networks: subnets and routing
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9.2
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Routing
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10
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SuSE's scheme of network configuration
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10.1
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Interface configuration
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10.2
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Virtual interfaces
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10.3
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The dummy interface
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10.4
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Setting up static routing
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10.5
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ICMP redirects
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11
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inetd: the Internet super server
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11.1
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What does inetd do?
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11.2
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Configuring inetd
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12
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Basic network services
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12.1
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Services provided by inetd
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12.2
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Standard Services
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13
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SSH: Secure Shell
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14
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DNS: Domain Name Service
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14.1
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Configuring the Domain Name Service
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14.2
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Debugging the Domain Name Service
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15
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NIS: Network Information Service
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15.1
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Setting up the Network Information Service
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15.2
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Setting up an NIS client
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15.3
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Making sure it works
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16
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FTP: File Transfer Protocol
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16.1
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Setting up wu.ftpd
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16.2
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Anonymous FTP
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17
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HTTP: Hyper Text Transfer Protocol
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17.1
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Walking through the document tree
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17.2
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Permitting user home pages
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17.3
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More information
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18
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SMTP - Simple Mail Transport Protocol
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18.1
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SuSE's standard configuration
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18.2
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Features of the SuSE setup
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18.3
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Using m4 macros to set up sendmail
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19
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Samba - The Server Message Block Protocol (SMB)
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20
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NFS - Network File System
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20.1
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The user-space daemon
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20.2
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The kernel NFS daemon-new and improved
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20.3
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Controlling the NFS filesystems
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20.4
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Monitoring NFS
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21
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DHCP - Dynamic Host Configuration Protocol
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21.1
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Preparations for configuring dhcpd
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21.2
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Configuring the DHCP server
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21.3
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A generic example
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21.4
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More info on DHCP configuration
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22
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Configuring Dial-in networking
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22.1
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Hooking up modems
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22.2
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Mgetty configuration
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22.3
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Configuring PPP dial-in
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Part 4
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System Security
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23
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General Thoughts on Security
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24
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Host Security
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24.1
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Security Policies
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24.2
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Administrative Tasks to Ensure Host Security
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24.3
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Tripwire
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25
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PAM - Pluggable Authentication Modules
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25.1
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The PAM configuration scheme
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25.2
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The configuration file syntax
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25.3
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PAM modules
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25.4
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Some examples
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26
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Network Security
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26.1
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Network Setup
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26.2
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The TCP Wrapper
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27
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The Secure Shell Client
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27.1
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Cryptography in ssh
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27.2
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Creating the public and private keys
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27.3
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Copying the public key to the server machine
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27.4
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Using ssh
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27.5
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Ssh-agent as Repository for the Passphrase
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28
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Packet Filtering with IP-Chains
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29
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The SuSE packet filter
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29.1
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Expectations from the packet filter
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29.2
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The firewall script
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29.3
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Configuration of the Packet Filter
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Part 5
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Customized Installations
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30
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Setting up an Installation Server
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30.1
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Copying the five CDs into a single tree
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30.2
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Using the installation server via FTP
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30.3
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Using the installation server via NFS
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30.4
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Installing from Scratch Using the Installation Server
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31
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Diskless Clients
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31.1
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A guide for diskless clients
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31.2
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Setting up the server machine
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31.3
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Creating the Boot Floppy for Clients
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31.4
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Customizing the Setup for Diskless Operation
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31.5
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Booting the Client
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31.6
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Extending the Server to Multiple Clients
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32
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Setting up an X-Terminal
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Part 6
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Package Development
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33
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RPM - The Red Hat Package Manager
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33.1
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Installing Packages
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33.2
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Upgrading Packages
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33.3
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Querying Package Information
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33.4
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Verification of installed packages
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33.5
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Removing Packages
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34
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Compiling SuSE Source Packages
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34.1
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Installing SRPMs
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34.2
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The RPM build tree
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34.3
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Building the Package
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35
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Creating Your Own RPM Packages
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35.1
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Roadmap
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35.2
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Preparing the Source Code
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35.3
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Integration into the SuSE Setup Scheme
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35.4
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Creating the Patch-File
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35.5
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Creating the Spec-File
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35.6
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Build the RPM and SRPM packages
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Appendix
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Appendix
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A
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Linux Allocated Devices
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B
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GNU General Public License
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C
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GNU LIBRARY GENERAL PUBLIC LICENSE
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D
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Open Publication License
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