Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Z] -e file comparison operators e2fsck command, file system optimization echo command echo directive (SSI) ed text editor editing /etc/modprobe.conf files crontab files FTP server files ftpaccess configuration file httpd.conf Apache Server configuration file system jobs edquota command Edubuntu Ekiga videoconferencing elevation of privileges (user accounts) changing UID controlling via restricted shells granting root privileges on occasion elinks emacs text editor autoresponders clients Balsa development of Evolution Evolution (Ximian/Novell) KMail mail application (UNIX) Mozilla Mail Mozilla Thunderbird mutt Sylpheed-claws Thunderbird daemons mail application (UNIX email client) sending messages shell scripting Mail::Sendmail module (Perl) maildir email directory format mailing lists 2nd Mailscanner virus scanner website mbox email directory format MDA choosing defining Fetchmail Procmail Spamassassin Squirrelmail virus scanners MTA choosing defining Exim Postfix 2nd Qmail Sendmail MUA 2nd pine directory format protocols reading as root sending overview of via Perl encryption, wireless networks endless loops env command, displaying environment variables environment variables (shell) 2nd epiphany command Epiphany web browser -eq number comparison operators equal sign (=) double equal sign (==) string comparison operators number comparison operators string expression operators escape characters backslashes (/) as single quotes (') as escape sequences (PHP) /etc directory /etc/at.deny files /etc/crontab files /etc/dhcp3/dhcpd.conf files, DHCP server configuration /etc/dhcp3/dhcpd.leases files /etc/group files /etc/host.conf network configuration files /etc/hosts network configuration files /etc/init.d/apache2 script, starting/stopping Apache Server /etc/inittab files, determining runlevels /etc/log.d/logwatch.conf files, configuring logwatch command /etc/modprobe.conf files 2nd /etc/nsswitch.conf network configuration files /etc/passwd password file 2nd /etc/resolv.conf network configuration files /etc/samba/smb.conf files /etc/services network configuration files /etc/shadow files 2nd /etc/skel files 2nd /etc/squid/squid.conf configuration file /etc/sudoers files /etc/syslog.conf files /etc/vsftpd.banned emails configuration file /etc/vsftpd.chroot list configuration file /etc/vsftpd.user list configuration file ethereal graphical network protocol analyzer, monitoring graphical processes Evolution email client (Ximian/Novell) 2nd 3rd Exchange Server (Microsoft) exclamation points (!) logical comparison operators number comparison operators exec directive (SSI) execution operators (PHP) Exim MTA (mail transport agent) exit statements expressions, comparison of pdksh shells versus bash shells file comparisons logical comparisons number comparisons string comparisons tcsh shells file comparisons logical comparisons number comparisons string comparisons ext2fs undeletion process ext3 file system, journaling external commands (ftpconversion file) extract() array function extraversion level (kernel) |