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r (remote shell) commands, 695
radio, Amateur Radio Support menu, 343
RAID (Redundant Array of Independent Disks)
applying, 177-181
backups and, 35
creating arrays, 177
creating partitions during Red Hat installation, 123-125
formatting arrays, 181
hot swapping, 177
implementing arrays, 182
levels, 175-176
mirroring home directory with software RAID, 182-184
Multidevice Support for RAID and LVM menu, 342
overview, 175
self test, answers, 214
self test, questions, 209-210
two-minute drill, 207
RAID 0 (striping without parity), 175-176
RAID 1 (disk mirroring), 176
RAID 4 (disk striping with parity), 176
RAID 5 (disk striping with parity), 176
raidtab, 178, 179
RAM
requirements, 47
swap space and, 80, 108
rdnc command, 550
read-only mode, linux rescue environment, 678-679
recovery. See linux rescue environment
Red Hat Enterprise Linux 3. See RHEL 3 (Red Hat Enterprise Linux 3)
Red Hat Exam Prep guide, 74
Red Hat Linux 9
as alternative to RHEL 3, 4, 74, 85
anacron, 669
Apache RPMs and, 429
as basis of RHEL 3, 82-84
BIND version, 545
building RHEL 3 from, 259
custom installation options, 141
errata support, 251-252
firewalls, 639
GRUB versions and, 157
guide to, 3
hardware compatibility and, 50
installation CD-ROM, 84
installation process and, 75, 115, 137
legacy configuration tools, 374
quota packages, 302
RPM sources and, 256
Samba, 486-487, 501, 505
Squid, 450
Telnet, 627
redhat-config-*
accessing, 262-263
command line utilities, 198
tabs, 265
redhat-config-authentication, 106, 606-608
redhat-config-bind, 102, 546, 559
redhat-config-date, 106, 275-276, 586
redhat-config-httpd, 102, 434, 447-448
redhat-config-keyboard, 106, 276
redhat-config-kickstart, 106, 199
redhat-config-language, 106
redhat-config-mouse, 276
redhat-config-network, 263-265, 269, 584
redhat-config-network-tui, 262
redhat-config-nfs, 566-569
adding shared NFS directory, 567-568
creating shared directory in /etc/exports, 577-578
general options, 568-569
overview, 103, 107
setting up NFS share, 89
starting, 566
redhat-config-packages
adding package groups with, 98
adding software with, 88
adding/removing RPM packages, 255
customizing packages, 97
installing Apache packages, 429-430
installing kernel RPMs, 332
installing kernel sources, 333-334
methods for starting, 254
overview, 107
self test, answers, 290
self test, questions, 284
two-minute drill, 280
redhat-config-printer
adding printers, 23
configuring local printer, 519-522
detecting printers, 107
functions of, 518
overview, 103
redhat-config-proc, 107, 317-318
redhat-config-rootpassword, 107
redhat-config-samba, 508-514
global settings, 509-510
limitations of, 509
overview, 103, 508-509
public share creation, 512-514
as Samba interface, 486
share settings, 510-511
starting, 487
testing configuration settings, 514
user configuration, 511-512
redhat-config-securitylevel, 44, 103, 639-641
redhat-config-services, 103, 269, 277-278
redhat-config-soundcard, 107
redhat-config-time, 275-276
redhat-config-users, 226-228
adding users, 227-228
creating users, 135
modifying user accounts, 229-231
overview, 107
starting, 225-226
redhat-config-xfree86, 371
accessing from Main Menu, 372
Advanced tab, 375-376
configuring video hardware, 374
Display tab, 375
editing X Window configuration file, 372
graphics card selection, 376-377
monitor configuration, 377-378
overview, 374
starting, 100, 371, 374
redhat-logviewer, 107, 624-625
Redundant Array of Independent Disks. See RAID (Redundant Array of Independent Disks)
refresh rates, 378
registration process, 135
regular accounts, 221
ReiserFS, 236
relative paths, 17
remote packages, 246-247
removable media, 239-241
remove mode, rpm command, 250-251
repquota command, 308
rescue command, 326
rescue environment. See linux rescue environment
resource records (RR), DNS, 554-555, 562
reverse lookups, DNS, 552
reverse zones, DNS, 556-557
RHCE prequisites, 2-72
administrative commands, 21-22
backup and restore, 34-36
daemons, 32-34
device references, 9, 11
external devices, 53-56
file filtering commands, 19-21
file management commands, 16-19
filesystem management utilities, 11-14
filesystems and directories, 9-10
hardware compatibility, 48-53
hardware management, 45-48
IP addressing, 37-38
name resolution, 39-40
network security, 44-45
network services, 40-43
overview, 2-4
partitions, 14-15
passwords, 30-31
permissions, 28-30
preparing for Linux installation, 56-58
printing, 22-23
security, 27-31
self test, answers, 68-70
self test, questions, 63-66
shells, 24-27
superuser account, 31-32
system administration, 31-35
TCP/IP networking, 36-40
two-minute drill, 59-62
user configuration files, 32
vi (visual editor), 5-8
RHEL 3 (Red Hat Enterprise Linux 3)
base packages, 95
Configuration Guide, 192
default packages, 96-97
GRUB and, 164
hardware compatibility and, 50
installation CD-ROM, 83
installation compared with Red Hat Linux 9, 115
LILO and, 165
list of kernels supported, 313-314
NIS components, 610
RAID levels supported, 175
standard kernel, 340
Workstation and Server packages, 94
rm command, 221
rmmod command, 323
rndc command, 545
root directory (/)
as default partition, 78
linux rescue environment mounts and, 676-677
restricting access to, 435
root user (/), 221. See also superuser account
init process and, 663
limiting use of, 221
logging in as, 12
NIS access and, 611
passwords for, 130
paths and, 17
/root/ananconda-ks.cfg file, 160
/root/install.log file, 160
root_squash, 572
root=LABEL=/ command, 167
routing, 643
rpcinfo -p command, 565
RPM (Red Hat Package Manager), 245-255
adding/removing RPM packages, 249-251
Apache Web server packages, 429
baseline packages, 95
CUPS packages, 517
custom RPMs, 259-260
databases and, 246
default packages, 96-97
DHCP packages, 579
DNS packages, 546
installing RPMs, 130-131
kernel source packages, 332-333
list of package groups, 100-107
mail services packages, 460-461
modifying packages as part of installation process, 198-199
NFS packages, 563-564
overview, 245
package distribution with tarballs, 19
Package Management utility and, 254-255
POP and IMAP packages, 469-470
quota packages, 302-303
remote packages, 246-247
RPM packages defined, 246
Samba packages, 487
searching for RPM packages, 248-249
selecting package groups, 98-99
sendmail packages, 461
source RPMs, 256-259
Squid packages, 449-450
updates and security fixes, 251-252
validating package signatures, 247
validating RPM packages, 698
verifying packages, 247-248
viewing installed packages, 252-254
rpm command
adding package groups, 98
install mode, 249-250
installing Apache packages, 429
installing mail server packages, 460
installing new kernel with, 325
remote packages and, 246-247
remove mode, 250-251
upgrade mode, 250
verify codes, 248
rpm -qa command, 254
rpm -qi command, 254
rpmbuild command, 256, 259-260
rpm-V package command, 246
RR (resource records), DNS, 554-555, 562
runlevels
boot process and, 270-272
booting into different, 680-681, 689
list of, 270
Samba, 487
scripts controlling, 270
shifting, 161
text login and, 402
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