absolute paths, 20
Accelerated-X, 653
access
overriding inherited permissions, 463–464
setting Apache host-based, 460
using Apache Web server pages from home directory, 462–463
access control lists. See ACLs
access.conf file, 451
ACLs (access control lists)
configuring filesystem for, 208
defined, 800
managing, 209
setting permissions for, 208
using with tcp_wrappers, 694
ACPI (Advanced Configuration and Power Interface), 74
activating
automounter, 206
Dovecot, 590–591
Active Directory, 525–527
Add NFS Share dialog (NFS Server Configuration tool), 500
Add Physical Volume to VG dialog (GUI LVM Management tool), 429, 430
Add Port dialog (Security Level Configuration tool), 701–703
adding logical volumes, 423–424, 757–758
Address Resolution Protocol (ARP), 800
addresses. See also IP addresses
I/O, 6
assignable ranges for IP, 39
DMA, 6
administration. See administrators; system administration tools; user administration
Administration tab (CUPS interface), 350–351
administrative commands, 24–25
administrators. See also Red Hat Package Manager; user administration
backing up and restoring data, 36–38
controlling network services with daemons, 35
knowledge required for, 34–38, 58–59
managing system log files, 38
prerequisites required for, 3
RPM package management, 222–223
running yum from root account, 239
superuser privileges, 34
tips for managing user accounts, 280–281
uses for cron daemon, 36
using /etc/skel for home directories, 35
working with other Unix-style operating systems, 255
Advanced Configuration and Power Interface (ACPI), 74
Advanced Power Management (APM), 74
alternatives command, 599
ampersand (&), 596, 597
Anaconda
about, 70
configuring TCP/IP on network card during installation, 87, 88
creating kickstart configuration file with, 245
installing from files located by, 92
listing packages installed with, 127
anacron, 360, 800
answers. See lab questions and answers; self test and answers
Apache, 444–476. See also Apache Web servers
administering, 474
changes in version 2.2, 446
checking virtual host container syntax, 470
configuration directives for virtual hosts, 452, 455
configuration files for, 450–451
creating list of files to share, 458–459
default configuration for, 451–452
defined, 800
executable files for virtual hosts, 470
firewall and port configurations for, 458
global environment directives for httpd.conf, 452, 453
host-based security, 460
HTTPD Service options in SELinux Management Tool, 711
installation of, 447
lab questions and answers, 487, 489–491
log files for, 471–472
main server configuration directives in httpd.conf, 452, 454–455
overriding inherited permissions, 463–464
popularity of, 444
prerequisite skills for, 46–47
Red Hat httpd Configuration tool for, 475–476
secure virtual hosts, 468–469
security for, 456–458
self test and answers, 486–487, 488–489
server installation, 449–450
starting on reboot, 447–449
summarized, 484
troubleshooting errors, 472–473
two-minute drill, 485
updating home page on Apache server, 473
used-based security, 460–461
virtual hosts, 466–468
Apache Web servers, 456–466
access to pages on home directory, 462–463
configuring, 456
configuring Web passwords, 462
creating list of files to share, 458–459
firewall and port configurations for, 458
host-based security, 460
password protecting Web directory, 464–466
security for, 456–458
setting up virtual, 474–475
updating home page on, 473
used-based security, 460–461
apachectl command, 448, 800
APM (Advanced Power Management), 74
applications
applications package groups, 113–114
remote X, 675–677
architecture
exams historically based on x86, 75
kernel types and, 379, 380
knowledge required of, 5
ARP (Address Resolution Protocol), 800
arp command, 339–340, 800
at command, 358, 359, 800
at daemon
running job with, 358–359
securing, 359–360
authentication. See also LDAP; NIS; PAM
authorizing users with PAM, 305–313
configuring client, 316–317
defined, 800
Kickstart Configurator protocols for, 259
NFS, 505
NIS and LDAP for network, 313–317
Samba server, 537–538
setting up for halting and rebooting computer, 706
Authentication Configuration dialog, 317
autofs daemon, 206
automatic dependency resolution for RPM updates, 237
automating
firewall configuration, 701–703
package installation, 244–260
quota settings, 298
system administration, 354–360
automounter, 203–207
activating, 206
configuring, 206–207
defined, 800
/etc/auto.master file with, 204
/etc/auto.misc file with, 204–205
mounting USB key or floppy drive with, 207
reviewing and reading shared NFS directories, 205–206
using, 203–204
awk command, 24
awstats (advanced Web Stats) tool, 472