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] [Y] [Z] -s file comparison operators Samba complexity of configuring with /etc/samba/smb.conf file configuring with SWAT installing mounting/unmounting shares service command smbd daemon, starting testing with testparm command Samsung Contact SANE (Scanner Access Now Easy) sash shell /sbin directory /sbin/ifconfig /sbin/netstat /sbin/route scalars scanlogs file Scanner Access Now Easy (SANE) scanners schedulers scheduling tasks at command batch command cron daemon FTP server downtime Schwartzian transforms scp command copying files SSH servers screen command 2nd screen grabs screen images, capturing Screen section (xorg.conf file) screen shell command screenrc file screenshot script kiddies ScriptAlias directive scripts directory scrolling screen contents SCSI disk drivers searching files find shell command index searches via locate shell command input strings man pages pattern-matching shells websites secondary nameservers security Apache 2nd autohacking backups bootloaders bridges data integrity data locking disaster recovery plans DNS (Domain Name System) access control lists (ACLs) controlling queries controlling zone transfers DNSSEC (DNS Security Extensions) poisoning potential problem host alerts split DNS spoofing UNIX security considerations DSL (digital subscriber line) access external computer attacks Fedora deployment plans file permissions firewalls group permissions informational websites internal computer attacks key-based logins Linux kernel, sysctl command NIC Promiscuous mode packet-filtering passwords /etc/passwd file batch password changes bootloaders brute-forcing FTP user passwords MySQL root users PostgreSQL database user creation root passwords selecting shadow passwords system password policies physical security remote servers SYN flooding system administrator privileges, granting to users restricted shells root privileges, granting on occasion UIDs (user IDs), temporarily changing tcpdump command Tripwire security tool Trojan horses updates 2nd virus protection vulnerability assessments wireless networks sed (text editor) SELECT statement 2nd SELinux sending email mail utility Perl Sendmail 2nd 3rd 4th aliases delivery intervals email access rules mail forwarding mail relaying masquerading rejecting email from specified websites Sendmail (book) sendmail.cf files building syntax of smart hosts sensors command 2nd sensors-detect command sequences serial modems serial-based mice server installation option (Fedora) 2nd server parameter (innd.conf) ServerAdmin directive (httpd.conf file) ServerLayout section (xorg.conf configuration file) ServerName directive (httpd.conf file) ServerRoot directive (httpd.conf file) servers Apache [See Apache server, development of.] blade servers DHCP servers dial-in PPP servers Exchange Server FTP server administration via Wu-FTP servers allowing/denying connections via ftphosts file commands anonymous servers 2nd authenticated servers Bsdftpd-ssl servers configuration file backups editing server files file-conversion actions NcFTPd servers quick installation vsftpd servers 2nd Wu-FTPd servers 2nd gpm (general purpose mouse) server LDAP nameservers authoritative nameservers caching nameservers NFS server configuration proxy servers defining references Squid uses of remote SSH servers compared to Telnet servers configuring disabling SSH1 ftp command rcp command scp command sftp command ssh-keygen command Telnet servers web Stronghold Stronghold, website Sun Java System Zeus Zope service command 2nd Service Configuration tool Services dialog box services file sessions logging out of management message block printing session writing set directive (SSI) set group ID (sgid) permissions set user ID (suid) permissions setleds command setserial command 2nd setup command 2nd 3rd SFTP sftp sftp command sgid (set group ID) permissions sh shell shadow passwords 2nd shaped windows shar command shares (Samba) sharing files [See NFS (Network File System); ; Samba.] shebang lines (#!) 2nd SHELL environment variable SHELL line (/etc/crontab file) shell scripts #! (shebang lines) built-in variables 2nd commands as defining environment variables executing functions mail utility positional parameters reasons for using special characters, list of startx command task automation testing trojan scripts user variables variables accessing values assigning values to writing shells [See also shell scripts.] ash ash.static bash 2nd test command comparison of expressions bsh changing 2nd csh features of Fedora Core shells list function of ksh 2nd navigating pdksh 2nd comparison of expressions select statements test command Perl access rsh sash sh tcsh repeat statements test command zsh shells file shift statements showkey command shred command shuffle() array function shutdown command 2nd 3rd shutdown files shutdown process 2nd simple backup strategies Simple Mail Transport Protocol (SMTP) 2nd 3rd 4th single quotes (') skel files Skolnick, Cliff slappasswd tool slaptest command Slashdot.org slave nameservers slave/master jumpers slices (sequences) 2nd slrn news client 2nd sm file small enterprise backup strategies small office backup strategies Small Office/Home Office (SOHO) users smart gateways smart hosts (Sendmail) SMB (Server Message Block) network file system smb.conf file [global] section [homes] section [printers] section smbclient command 2nd 3rd smbd daemon smbfs modules smbmount command smbprint command smbspool command smbstatus command SMTP (Simple Mail Transport Protocol) 2nd 3rd 4th sndconfig command 2nd sniffing SOA (Start of Authority) records soft links software [See also specific software.] choosing groupware HOWTO documents compressed files, reading quitting reading in HTML format installing installation options installed packages, listing installing all on CD-ROM management CheckInstall program compiling from source code installing references rpm [See rpm (Red Hat Package Manager).] tarballs removing with yum software packages documentation solid-state drives sound formats music players recording sound cards sound devices Sound Juicer 2nd streaming audio source tree (kernel) sox command 2nd spam filtering Spamassassin 2nd .spec files SPF (Sender Policy Framework) splint command 2nd split DNS split() method spoofing spreadsheet programs Calc 2nd spreadsheet formatting summarizing data with Gnumeric KSpread SQL (Structured Query Language) != (is not equal) symbol CREATE statements databases, retrieving data from INSERT statements optimizing OR statements reserved keywords SELECT statements AND statements subqueries tables creating inserting data WHERE statements Squid proxy server ACL client configuration client IP addresses, specifying configuration examples installing kill-SIGHUP command Squirrelmail ssh (Secure Shell) clients ssh command 2nd SSH servers compared to Telnet servers configuring database access ftp command rcp command scp command sftp command ssh-keygen command SSH1, disabling ssh-keygen command SSI (Server Side Includes) directives config echo exec flastmod fsize include printenv set variables dynamic content stable kernels standard FTP servers standard users Start of Authority (SOA) records starting/stopping Apache web server /etc/rc.d/init.d/httpd script chkconfig command (Red Hat) manually starting service command (Red Hat) system-config-services client (Red Hat) NFS (Network File System) postmaster program (PostgreSQL) smbd daemon system services manually starting/stopping System V method via startx command vsftpd servers X Window System via display managers via startx command startx command 2nd 3rd stat command static links statserial command status parameter (innd.conf) stopping [See starting/stopping.] storage.conf file stored devices, viewing str_replace() function streaming audio streaming mode (webcams) Strict RFC1179 Compliance option (remote UNIX printers) strings assigning values to built-in methods comparisons 2nd 3rd concatenating constants defining as immutable sequences indexing repeating searches string functions str_replace() strlen() strpos() substr() trim() variable substitution strip postfixes strip prefixes strlen() function Stronghold strpos() function su command 2nd 3rd sublevel number section (kernel) submount command subnet masks (netmasks) 2nd subnets subqueries (SQL) subscriptions file substr() function sudo command 2nd suid (set user ID) permissions summarizing data with Calc Sun Java System super-users [See root users.] superblocks SuperRescue CD surveillance cameras SuSE OpenExchange .svg file format swapoff command swapon command SWAT (Samba Web Administration Tool) switch/case blocks switchdesk client switches Sylpheed-claws email client symbolic debuggers symbolic links 2nd 3rd SYN flooding SYN Stealth scans (Nmap) sync command 2nd sysconfig directory sysctl command 2nd 3rd sysrq.txt files system administrator privileges, granting to users restricted shells root privileges, granting on occasion UIDs (user IDs), temporarily changing system administrators [See root users.] system and peripheral inventory checklist (Fedora installation) system boots [See boot process.] system jobs /etc/crontab files editing System Monitor system monitoring tools console-based monitoring disk quotas ethereal tool free command gnome-nettool tool gnome-system-monitor tool graphical process/system management tools KDE kill command nice command renice command time command top command uptime command vmstat command vncviewer tool watch command websites xcpustate client xosview client system rescue BusyBox chroot command Fedora Core rescue disc MBR backups partition tables, manually restoring SuperRescue CD system services boot, controlling at bootup, operation at booting to default runlevel booting to nondefault runlevel booting to runlevel init scripts initiating boot loading process loading Linux kernel runlevels changing troubleshooting starting/stopping manually starting/stopping System V method xinetd daemon, running through system state System V system services system-config-bind command 2nd system-config-date command 2nd system-config-display command 2nd 3rd Display Settings main screen Dual head tab Hardware tab Video Card dialog X Window System configuration system-config-httpd command system-config-keyboard command 2nd system-config-mouse command 2nd 3rd 4th system-config-network tool 2nd 3rd 4th system-config-nfs command 2nd system-config-packages command 2nd 3rd system-config-printer tool 2nd 3rd Add a New Print Queue configuration dialog Finish and Create New Print Queue dialog launching local printer settings print queue creation Printer Model dialog Queue Name dialog Queue Type dialog system-config-printer-gui program system-config-printer-tui tool 2nd 3rd 4th system-config-securitylevel command 2nd 3rd 4th system-config-services 2nd system-config-services command 2nd system-config-soundcard tool 2nd 3rd 4th system-config-users command 2nd system-switch-mail command |