assigning, 140
changing, 220
changing with chgrp command, 143
changing with chmod command, 141 – 142 , 165
changing with chown command, 143
changing with umask command, 143
directory permissions, 141
examining, 139
set user ID/set group ID, 144 – 145
sticky bit, 145
resetting with REISUB, 210 – 211
synchronizing, 419
File Transfer Protocol. See FTP (File Transfer Protocol)
files. See also directories
appending to, 184
backing up. See backups
combining, 184
comparing, 186 – 187
in pdksh and bash, 271 – 272
in tcsh, 274 – 276
compressed, 207 – 208
copying, 150 , 165 – 166 , 338
cp command, 339 – 340
mc command, 340
rsync command, 340 – 342
scp command, 394 – 395
sftp command, 395
tar command, 338 – 339
creating, 146 – 147