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linux-unix130.linux.and.unix.ebooks130 linux and unix ebookslinuxLearning Linux - Collection of 12 E

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<A NAME="PAGENUM-7"><P>Page 7</P></A>

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Adding Help to Icons     94<BR>
Help Topics     95<BR>
Summary     96<BR>
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<OL START=7>
<LI>     SMTP and POP97
</OL>
<BLOCKQUOTE>
SMTP     98<BR>
Internet Mail Protocols     99<BR>
The Domain Name System and E-mail     100<BR>
sendmail's Jobs     104<BR>
sendmail's Auxiliary Files     105<BR>
The Aliases File     105<BR>
Setting Up sendmail      106<BR>
sendmail.cf&#151;The Configuration File     109<BR>
Testing sendmail and sendmail.cf      123<BR>
POP     124<BR>
Configuring a POP Server     125<BR>
Managing Bulletins     128<BR>
Summary     129<BR>
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<OL START=8>
<LI>     FTP131
</OL>
<BLOCKQUOTE>
Getting and Installing the FTP Server     132<BR>
How the FTP Server Works     133<BR>
Configuring Your FTP Server     134<BR>
Controlling Access&#151;The /etc/ftpaccess File     135<BR>
Converting Files On-the-Fly&#151;The /etc/ftpconversions File     147<BR>
Configuring Host Access&#151;The /etc/ftphosts File     149<BR>
The FTP Log File&#151;/var/log/xferlog      150<BR>
FTP Administrative Tools     151<BR>
ftpshut      151<BR>
ftpwho      151<BR>
ftpcount      152<BR>
Summary     152
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<OL START=9>
<LI>    Apache Server 153
</OL>
<BLOCKQUOTE>
Server Installation     154<BR>
Runtime Server Configuration Settings     155<BR>
Editing httpd.conf      155<BR>
Editing srm.conf      158<BR>
Editing access.conf      158<BR>
Configuring an inetd Server     159<BR>
Configuring inetd      160<BR>
Running the Web Server for the First Time     162<BR>
Starting a Standalone Server     163<BR>
Starting an inetd Server     163<BR>
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<A NAME="PAGENUM-8"><P>Page 8</P></A>

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Starting and Stopping the Server     163<BR>
The start Script     164<BR>
The stop Script     164<BR>
The restart Script     164<BR>
Configuration File Listings     165<BR>
Summary     173
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<OL START=10>
<LI>     X Window 175
</OL>
<BLOCKQUOTE>
Setting Up Your XFree86 System     176<BR>
The XF86Config File     176<BR>
Using Xconfigurator        177<BR>
Examining the XF86Config File      177<BR>
The File Pathnames     178<BR>
The Keyboard Section     179<BR>
The Pointer Section     179<BR>
The Server Section     181<BR>
Setting Up Video Modes     182<BR>
International Keyboard Layout for XFree86     184<BR>
The .xinitrc File     185<BR>
The Personal X Resource File     186<BR>
Using xdm      187<BR>
Configuration of the Window Manager     188<BR>
Compiling Programs That Use X     188<BR>
Some Common Problems     189<BR>
Compiling Sources for XFree86     190<BR>
Summary     191
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<H6>     Part III     Hardware Connectivity and Devices
</H6>

<OL START=11>
<LI>     Filesystems, Disks, and Other Devices 195
</OL>
<BLOCKQUOTE>
Block Devices     197<BR>
Filesystems     197<BR>
The mount Command     198<BR>
Setting Up Filesystems     202<BR>
The Red Hat File System Manager     202<BR>
Editing /etc/fstab Manually     203<BR>
Creating New Filesystems     204<BR>
Repairing Filesystems     207<BR>
Hardware     209<BR>
Hard Disks     209<BR>
Floppy Disks     211<BR>
CD-ROM Drives     212<BR>
Loopback Devices     213<BR>
Other Block Devices     215<BR>
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<A NAME="PAGENUM-9"><P>Page 9</P></A>

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Character Devices     217<BR>
Parallel Ports     217<BR>
Tape Drives     218<BR>
Terminals     220<BR>
Serial Communications     222<BR>
Generic SCSI Devices     223<BR>
CD-ROM Recorders     224<BR>
Testing CD Images     224<BR>
Other Character Devices     224<BR>
Summary     228
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<OL START=12>
<LI>     Printing with Linux 229
</OL>
<BLOCKQUOTE>
Printer Devices     230<BR>
How Do I Print?     231<BR>
The RHS Linux Print System Manager     232<BR>
Remote and LAN Printers     232<BR>
Local Printers     233<BR>
Linux Printing Commands     234<BR>
Simple Formatting     235<BR>
Other Helpful Printer Programs and Filters     236<BR>
APSfilter     236<BR>
BubbleTools     236<BR>
magicfilter     236<BR>
PostScript Printers     237<BR>
Enhanced Printer Spooler     237<BR>
System Accounting     237<BR>
Some Program Tips     237<BR>
emacs      237<BR>
Applixware for Linux     238<BR>
Other Helpful Programs     239<BR>
xv     239<BR>
pbm Utilities     240<BR>
Ghostview     240<BR>
For More Information     240<BR>
Summary     241
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<OL START=13>
<LI>    TCP/IP Network Management243
</OL>
<BLOCKQUOTE>
An Introduction to Networking     244<BR>
What Is an IP Number?     244<BR>
A TCP/IP Primer     244<BR>
Subnetworking     246<BR>
Determining the Broadcast Address     247<BR>
The Next Generation of IP, IPv6     247<BR>
Getting a New IP Address     248<BR>
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<A NAME="PAGENUM-10"><P>Page 10</P></A>

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The Network Card Solution     249<BR>
Stock Network Configuration     250<BR>
Using ifconfig      254<BR>
Using route      256<BR>
The Domain Name Service     258<BR>
Before DNS&#151;The /etc/hosts File     258<BR>
Configuring the DNS Client: /etc/resolv.conf    259<BR>
The Software of DNS     259<BR>
Configuring DNS Servers     261<BR>
The Network Information Service     269<BR>
A Brief History     269<BR>
Understanding NIS     270<BR>
Configuring a Master NIS Server     271<BR>
Configuring an NIS client     274<BR>
Configuring an NIS Secondary Server     276<BR>
The Network File System     280<BR>
Installing NFS     281<BR>
Starting and Stopping the NFS daemons     282<BR>
Configuring NFS     282<BR>
Connecting to the Net with PPP     288<BR>
Simple Client     289<BR>
On-Demand Dialing     293<BR>
Summary     294
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<H6>     Part IV     System Administration and Management
</H6>

<OL START=14>
<LI>    Getting Started with Red Hat Linux 299
</OL>
<BLOCKQUOTE>
Organization     300<BR>
/bin and /sbin      300<BR>
/etc      301<BR>
/home      303<BR>
/mnt      303<BR>
/tmp and /var      303<BR>
/usr      304<BR>
RPM     305<BR>
Major Modes and Common Options     305<BR>
Installing Packages     306<BR>
Upgrading Packages     309<BR>
Uninstalling Packages     309<BR>
Querying Packages     310<BR>
Verifying Packages     313<BR>
Introduction to glint     314<BR>
Summary     317

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<A NAME="PAGENUM-11"><P>Page 11</P></A>





<OL START=15>
<LI>     Essential System Administration 319
</OL>
<BLOCKQUOTE>
Handling the All-Powerful Root Account     320<BR>
Maintaining the System&#151;Implementing Changes       321<BR>
Planning Processes     322<BR>
Creating a Back-Out Plan     322<BR>
Making Changes in Small Increments     322<BR>
Developing a Test Plan     323<BR>
Communicating Effectively and in a Timely Manner     323<BR>
Getting Help     328<BR>
Man Pages     329<BR>
E-mail     331<BR>
Red Hat Mailing Lists and Newsgroups     332<BR>
Other Newsgroups     334<BR>
Problem Solving&#151;Logs     335<BR>
login.access      336<BR>
Other Files That Deny or Allow Users or Hosts       337<BR>
syslog      337<BR>
Wine&#151;Accessing Windows Applications Under Linux     338<BR>
New Releases of Wine     339<BR>
Where to Get Copies of Wine     339<BR>
Installation and Problems Running Windows Applications     339
Summary     340
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<OL START=16>
<LI>     Advanced System Administration 341
</OL>
<BLOCKQUOTE>
Basic Performance Analysis     342<BR>
Determining CPU Usage     342<BR>
top      344<BR>
How Much Swap Is Enough?     347<BR>
Momma Always Said to Be Nice!     348<BR>
Summary     349
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<OL START=17>
<LI>     GNU Project Utilities 351
</OL>
<BLOCKQUOTE>
File Utilities     352<BR>
Listing Directory Contents     352<BR>
File Operations     354<BR>
Changing File Attributes     355<BR>
Disk Usage     358<BR>
Find Utilities     358<BR>
locate      358<BR>
find      359<BR>
xargs      361<BR>
Shell Utilities     363<BR>
Who's Who in GNU     363<BR>
The id Commands     364<BR>
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<A NAME="PAGENUM-12"><P>Page 12</P></A>

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Checking What System You're Running     365<BR>
Environment Variables and Shell Functions     365<BR>
Text Utilities     366<BR>
The head and tail Commands     366<BR>
The split Command     368<BR>
Counting Words     369<BR>
Summary     371
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<OL START=18>
<LI>     Backup and Restore 373
</OL>
<BLOCKQUOTE>
Qualities of a Good Backup     374<BR>
Selecting a Backup Medium     375<BR>
Selecting a Backup Tool     375<BR>
Backup Strategy     376<BR>
Performing Backups with tar and cpio      377<BR>
Restoring Files     378<BR>
What Is on the Tape?     378<BR>
Summary     379
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<H6>     Part V     Dealing with Others
</H6>

<OL START=19>
<LI>    User Accounts and Logins 383
</OL>
<BLOCKQUOTE>
Adding Users     384<BR>
Editing etc/passwd      384<BR>
Editing /etc/group      387<BR>
Creating a Home Directory and Copying Files to the New Home     389<BR>
Changing Ownerships and Permissions     389<BR>
Setting the Password     389<BR>
Changing User Properties     390<BR>
Temporarily Disabling a User     390<BR>
The Login and How to Become a Specific User      390<BR>
The su Command     391<BR>
Searching     391<BR>
who      392<BR>
finger      392<BR>
Summary     393
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<OL START=20>
<LI>    System Security 395
</OL>
<BLOCKQUOTE>
Thinking About Security&#151;An Audit     396<BR>
A Plan     396<BR>
Tools     397<BR>
Knowledge Gathering     399<BR>
Danger, Will Robins, Danger!     400<BR>
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<A NAME="PAGENUM-13"><P>Page 13</P></A>

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Preparing for the Worst     400<BR>
suid and sgid      401<BR>
File and Directory Permissions     402<BR>
Files     402<BR>
Directories     403<BR>
How suid and sgid Fit into This Picture     406<BR>
The Default Mode for a File or Directory     407<BR>
Passwords&#151;A Second Look     407<BR>
Related WWW Sites     408<BR>
Summary     409
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<OL START=21>
<LI>     Shell Programming 411
</OL>
<BLOCKQUOTE>
Creating and Executing a Shell Program     412<BR>
Variables     413<BR>
Assigning a Value to a Variable     414<BR>
Accessing Variable Values     414<BR>
Positional Parameters     415<BR>
Built-in Variables     416<BR>
Special Characters     416<BR>
Double Quotes     417<BR>
Single Quote     418<BR>
Backslash     418<BR>