O

obey pam restrictions option, Samba, 718

object classes, LDAP, 827

.ogg files, Sox utility, 293

oggenc, audio file compression tool, 295

oggenc, audio file conversion tool, 292

OIDs (Object Identifier), 827

OLDPWD environment variable, 147

Olympus digital cameras as storage device, 306

one-command actions, test expressions, 448

Open Location option, 83

Open With option, 83

OpenLDAP

encrypted passwords, 831

package installation, 829

schemas, 827

server configuration, 829-831

service start, 831

OpenOffice.org, 219

OpenOffice.org Calc, 220

OpenOffice.org Draw, 220

OpenOffice.org Impress, 220

OpenOffice.org Math, 220

OpenOffice.org Writer, 220

operating systems

definition, 6

device drivers and, 6

file systems and, 6

system services and, 6

user interfaces and, 6

operators

shell, 158

test expressions, 447

options, shells, 134

org top-level domain, 632

original.ssl.conf file, Apache Web server, 815

os level, Samba browse options, 721

OSTTYPE environment variable, 147

outgoing connections, public servers, 901

OUTPUT chain rules, iptables firewall rules, 536

output files, TeX/LaTeX, 236