[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 command (sed)  sandboxes (CVS)  savedefault command (GRUB)  savedirs variable (tcsh)  savehist variable (tcsh)  sbnext command (ex)  sbuffer command (ex)  sched command (tcsh)  sched variable (tcsh)  scheme command  scp command  screen command  script command      ex  scripts, Debian package management  SCSI drives, designation as devices  sdiff command  search commands      egrep      expr      fgrep (file searching)      find      grep      locate      look      whereis      zgrep  searching  2nd  [See also pattern matching]     and replacing      vi editor, in  Second Extended Filesystem  [See ext2] security     APM (Advanced Power Management) and      Crypto module (KDE)      CVS and      encryption (ssh)      firewalls      GRUB configuration file and      ipchains command      iptables command      login manager (KDE)      passwords module (KDE)  sed command  [See sed editor] sed editor  2nd      commands          alphabetical listing          branching commands          editing          input/output processing          line information          multiline input processing          syntax          yanking and putting      invocation      pattern addressing  select command (bash)  semicolon (;)  send command (ftp)  sendmail command  sendport command (ftp)  seq command  serial command (GRUB)  Serial Line IP (SLIP)  serial-line communication  serial-lines, attaching as network interfaces (slattach)  server command (CVS)  set command     bash      ex  2nd          colon in (:set)      tcsh  setenv command (tcsh)  setfdprm command  setkey command (GRUB)  setkeycodes command  setleds command  setmetamode command  setsid command  settc command (tcsh)  setterm command  setty command (tcsh)  setup command (GRUB)  sftp command  sh command  [See also bash shell]2nd  shar command  shell archives     creating (shar)      unpacking  shell command (ex)  shell commands  SHELL environment variable (tcsh)  shell scripts      comment character (#)      Debian package management  shell variables, tcsh shell  shells      bash  [See bash shell]     C shell (tcsh)      common features      creating for user (su)      default, setting in /etc/passwd      shell variables      tcsh  [See tcsh shell] shift command     bash      tcsh  SHLVL environment variable (tcsh)  shlvl variable (tcsh)  shopt command (bash)  showkey command  showmount command  shred command  shutdown command  Simple Mail Transport Protocol (SMTP)  Simple Network Management Protocol (SNMP)  sin command (gawk)  site command (ftp)  size command      ftp  skill command  slattach command  sleep command  sliding panels (GNOME)  SLIP (Serial Line IP)  SMTP (Simple Mail Transport Protocol)  snext command (ex)  snice command  [See also skill command]2nd  SNMP (Simple Network Management Protocol)  sort command  sound configuration     GNOME      KDE  source code  source command     bash      ex      tcsh  Source keyword (RCS)  spacing and syntax  2nd  special characters  [See also pattern matching]2nd  splashimage command (GRUB)  split command      ex      gawk  sprevious command (ex)  sprintf command (gawk)  sqrt command (gawk)  srand command (gawk)  ssh program  ssh-add command  ssh-agent command  ssh-keygen command  ssh-keyscan command  sshd command  [See also ssh program]2nd  SSL (Secure Sockets Layer), configuration in KDE  Stallman, Richard  stat command  statd command  state  State keyword (RCS)  status command     CVS      ftp  status variable (tcsh)  stop command     ex      tcsh  2nd  storage commands  strace command  stream editor  [See sed editor] strfile command  strftime command (gawk)  string matches, searching files for (look)  string searches with apropos  strings command  strip command  strtonum command (gawk)  struct command (ftp)  stty command  su command  sub command (gawk)  subdomains  substitute command (ex)  substr command (gawk)  substr keyword (expr)  sudo command  sum command  sunique command (ftp)  SuSE package manager  [See RPM] suspend command     bash      ex      tcsh  sview command (ex)  swapoff command  swapon command  switch command (tcsh)  symlinks variable (tcsh)  sync command  syntax, spacing and  sysctl command  sysklogd command  syslogd command  [See sysklogd command] system     information, displaying (uname)      logged-in users, displaying (who)      status, displaying (uptime)  system administration      commands          agetty          apmd          atd          badblocks          cardctl          cardmgr          cfdisk          chat          checkpc          chpasswd          chroot          clocks          cron          daemons          debugfs          depmod          dip          dmesg          dnssec-keygen          dnssec-makekeyset          dnssec-signkey          dnssec-signzone          dosfsck          dumpe2fs          e2fsck          e2image          e2label          elvtune          fdisk          fetchmail          filesystems management          fsck          fsck.minix          gpm          groupadd          groupdel          groupmod          grpck          grpconv and grpunconv          halt          host          hwclock          init          insmod          install          installation          ipchains          ipchains-restore          ipchains-save          ipcrm          ipcs          iptables          iptables-restore          iptables-save          kbdrate          kernel management          klogd          ksysms          lastlog          ldconfig          logrotate          losetup          lpc          lsmod          mailq          mailstats          makemap          mkdosfs          mke2fs          modprobe          networking          printing          rusersd          sendmail          setkeycodes          setsid          shutdown          statd          swapoff          swapon          sync          sysctl          sysklogd          telnit          tune2fs          tunelp          umount          update          user management          useradd          userdel          usermod          vidmode          zdump          zic  system calls, tracing (strace)  system command     ftp      gawk  system status commands     load average, displaying (tload)      top      usage information, displaying (w)  systime command (gawk)