.ogg files, Sox utility, 335
Olympus digital cameras as storage device, 361
one-command actions, test expressions, 509
OpenOffice.org Impress, 252
OpenOffice.org Writer, 252
original.ssl.conf file, Apache Web server, 872
os level, Samba browse options, 772
outgoing connections, public servers, 959
OUTPUT chain rules, iptables firewall rules, 593