D

daemon process

DNS server, 974

xinetd and, 530

daemons

netatalk and, 994

NFS, 754–755

starting, 708–709

.dat files, Sox utility, 334

data CDs, K3b, 342

data types, dhcpd.conf file, 904

databases, troubleshooting, 953–955

Date & Time window, administration and, 419

debugging, DNS server, 974

default applications, 378

Delete This Panel option, GNOME Panel menu, 107

desktop

background, 97

configuration, 99–102

GUI, 141

hardware and, 32

home folder, 96–97

installation and, 43

introduction, 91

KDE environment, 94

Metacity window manager, 95

preferences, 97–99

screensavers, 98

switching, 119

video card tuning, 142–144

wallpaper, 97

X Window System and, 94

desktop users, 470

desktops

configuration, 484–486

GNOME, 19

KDE, 19

Device section, xorg.conf file, 144

DHCP (Dynamic Host Configuration Protocol), 900

dhcp.d file, 901–907

firewalls, 901

options, 904

setup, 900–904, 908–910

starting, 908

dhcpd.conf file

routing, 907

servers, 905

thin clients , 907

digital cameras , 359

as storage device, 361

gThumb, 359–360

launching, 117

digital video cameras, launching, 117

directories

/bin, 175

/boot, 175

cd command, 177

chmod command, 177

/dev, 175

/etc, 175

exporting, /etc/exports file, 753

/home, 175

identifying, 178

listing contents, 177

mkdir command, 177

/mnt, 175

mounting

automatic (NFS), 756–758

bg option (NFS), 758

fg option (NFS), 758

hard mounting (NFS), 758

manual (NFS), 755–756

NFS, 755

on demand (NFS), autofs and, 759–760

retrans=# option (NFS), 758

retry =# option (NFS), 758

rsize option (NFS), 758

soft mounting (NFS), 758

timeo=# option (NFS), 758

wsize option (NFS), 758

NFS sharing, 748

/proc, 175

pwd command, 177

/root, 175

Samba

sharing, 765

using from Linux, 779–780

using from Windows, 780–782

/sbin, 175

shared

mounting Samba in Linux, 779

Samba configuration, 774–775

shell and, 149–151

/sys, 175

/tmp, 176

/usr, 176

/var, 176

Disk Management window, administration and, 419

disk mirroring, 546

backups and, 546

disk space, Linux system administration, 429

disk usage

checking quotas, 497

du command, 498

/etc/fstab file, 494

quota files, 494

quota package, 493–494

quota rules, 496–497

removing automatically, 498

startup scripts, 495–496

update settings, 497

disklist file, Amanda, 570

Display Settings window, 142

Display window, administration and, 419

DjVu Plug-in, Firefox and, 376

DNS (domain name system), 682, 968–969

authoritative zones, 969

BIND (Berkeley Internet Name Domain) software, 970–972

delegation, 969

dial-up info and, 686

files, 978

name server example, 972–973

primary (master) name server, 969

secondary (slave) name server, 969

server

configuration file, 974

domain name reservation, 964

logging, 972

remote server options, 972

status, checking, 982–983

zones, 976–978

DNS lookup tools (BIND), 971

DNS server daemon, 971

DNS server, port number, 966

DNS servers

creating, 975–981

identification, 974

DNSSEC secured zones, DNS server and, 974

DocBooks, document creation, 273

documentation, 1044

documents, conversion between formats, 272–273

domain master, Samba browse options, 773

Domain Name System window, Server Settings, 418

domain names , 680

availability checking, 962

hierarchy, 682

reserving, 963

domain option, Samba, 770

domains, TLDs (top-level domains), 682

DOS applications, 240

DOSBox, 240

dosbox package, 240

dot (.) files, shell, 150

downloads

archive formats, 220–221

document formats, 221

Firefox, 375

FlashGot (Firefox), 378

formats, 218–219

gThumb, 359

Web sites for, 193

drag-and-drop in Nautilus, 113

drawing in OpenOffice.org Draw, 252

DRI (Direct Rendering Infrastructure)

gaming and, 289

xorg.conf file, 144

drivers

audio programs, 317

CUPS, 722

wireless LANs, 651–653

wireless network cards, 648

DSL (Digital Subscriber Line), connection speed and, 961

dual booting

Intel-based Mac, 1009

Windows, 62, 66–68

dumb terminal, definition, 169

dump command

backups and, 557

dump levels, 559

options, 557

dump package, programs, 557

DVD drive, hardware and, 32

DVD with book, 1014

dynamic DNS, host names, 960

dynamic IP addresses, 662