/var directory, 135 – 136
/var/log files, 308 – 309
/var/log/vsftpd.log file, 582
/var/log/wtmp file, 228 – 229
/var/spool/cron directory, 248
\ (backslash) in shell scripts, 267
` (backtick) in shell scripts, 267
” (double quotes) in shell scripts, 265 – 266
#! (shebang line), 258 – 259
‘ (single quotes) in shell scripts, 266 – 267
10BASE-T, 361 – 362
32-bit Ubuntu, 64 -bit Ubuntu versus, 4
64-bit Ubuntu, 32 -bit Ubuntu versus, 4
100BASE-T, 362
1000BASE-T (Gigabit Ethernet), 362
1000BASE-X (Fiber-Optic Ethernet), 362
A
a2dismod command, 484
a2enmod command, 484
AAAA record (DNS), 636
ac command, 228 , 241
accept command, 463
access control, Apache, 480 , 483
Access Control Lists. See ACLs (Access Control Lists)
accessing
command line, 13 , 125 – 126