HP Linux Imaging and Printing System (ver. 2.8.4)
Printer/Fax Setup Utility ver. 7.2

Copyright (c) 2001-8 Hewlett-Packard Development Company, LP
This software comes with ABSOLUTELY NO WARRANTY.
This is free software, and you are welcome to distribute it
under certain conditions. See COPYING file for more details.

Xlib: connection to ":0.0" refused by server
Xlib: No protocol specified

hp-setup: cannot connect to X server :0.0

/etc/init.d/cupsys restart

/etc/init.d/cups <command>

$ apt-cache show cupsys
Package: cupsys
Priority: optional
Section: net
Installed-Size: 56
Maintainer: Debian CUPS Maintainers <pkg-cups-devel@lists.alioth.debian.org>
Architecture: all
Source: cups
Version: 1.3.7-7
Depends: cups
Filename: pool/main/c/cups/cupsys_1.3.7-7_all.deb
Size: 48166
MD5sum: cd3a652dfef4af5bd97118acabaa2a27
SHA1: 4bb2a05de002a523774cd1246ec3409cc4a2246e
SHA256: a55bc9f86d4a83dd4972a9fb56948481985958252ba9183251fafbb2ea1eba63
Description: Common UNIX Printing System (transitional package)
 This is a dummy package to ease transition to new package name.
  .
  It can be safely removed from your system.

$ apt-cache show cups
Priority: optional
Section: net
Installed-Size: 9544
Maintainer: Debian CUPS Maintainers <pkg-cups-devel@lists.alioth.debian.org>
Architecture: i386
Version: 1.3.7-7
Replaces: cupsys (<< 1.3.7-6), cupsys-bsd (<< 1.3.7-5)
Provides: cupsys
Depends: libavahi-compat-libdnssd1 (>= 0.6.16), libc6 (>= 2.7-1), libcups2 (>= 1.3.7), libcupsimage2 (>= 1.3.0), libdbus-1-3 (>= 1.0.2), libgnutls26 (>= 2.2.0-0), libkrb53 (>= 1.6.dfsg.2), libldap-2.4-2 (>= 2.4.7), libpam0g (>= 0.99.7.1), libpaper1, libslp1, debconf (>= 1.2.9) | debconf-2.0, poppler-utils | xpdf-utils, perl-modules, procps, ghostscript, lsb-base (>= 3), cups-common, ssl-cert (>= 1.0.11), adduser
Recommends: cups-client, smbclient (>= 3.0.9), foomatic-filters, avahi-utils
Suggests: cups-bsd, cups-driver-gutenprint, foomatic-filters-ppds, hplip, xpdf-korean | xpdf-japanese | xpdf-chinese-traditional | xpdf-chinese-simplified, cups-pdf
Conflicts: cupsys (<< 1.3.7-6), cupsys-bsd (<< 1.3.7-5)
Filename: pool/main/c/cups/cups_1.3.7-7_i386.deb
Size: 1929446
MD5sum: 1c808cad445c4c643517379750e66879
SHA1: 2a3573689550a1dcde06a0eb38d4f361f1a5f461
SHA256: 276fceb0871d7e6fdb2987521e9bf56535ba38f3caff4c4ab7dbbbfed41bbc44
Description: Common UNIX Printing System(tm) - server
 The Common UNIX Printing System (or CUPS(tm)) is a printing system and
 general replacement for lpd and the like.  It supports the Internet
 Printing Protocol (IPP), and has its own filtering driver model for
 handling various document types.
 .
 This package provides the CUPS scheduler/daemon and related files.
 .
 The terms "Common UNIX Printing System" and "CUPS" are trademarks of
 Easy Software Products (www.easysw.com), and refer to the original
 source packages from which these packages are made.

#! /bin/sh
### BEGIN INIT INFO
# Provides:          cups
# Required-Start:    $syslog
# Required-Stop:     $syslog
# Should-Start:      $network avahi
# Should-Stop:       $network
# X-Start-Before:    samba
# X-Stop-After:      samba
# Default-Start:     2 3 4 5
# Default-Stop:      1
# Short-Description: CUPS Printing spooler and server
### END INIT INFO

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/sbin/cupsd
NAME=cupsd
PIDFILE=/var/run/cups/$NAME.pid
DESC="Common Unix Printing System"

unset TMPDIR

test -x $DAEMON || exit 0

if [ -r /etc/default/cups ]; then
  . /etc/default/cups
fi

. /lib/lsb/init-functions

# Get the timezone set.
if [ -z "$TZ" -a -e /etc/timezone ]; then
    TZ=`cat /etc/timezone`
    export TZ
fi

restart_xprint() {
    if [ -n "$success" ] && [ -x /etc/init.d/xprint ]; then
        invoke-rc.d xprint force-reload || true
    fi
}

case "$1" in
  start)
   log_begin_msg "Starting $DESC: $NAME"
   chown root:lpadmin /usr/share/ppd/custom 2>/dev/null || true
   chmod 3775 /usr/share/ppd/custom 2>/dev/null || true

   mkdir -p `dirname "$PIDFILE"`
   if [ "$LOAD_LP_MODULE" = "yes" -a -f /usr/lib/cups/backend/parallel \
             -a -f /proc/devices -a -f /proc/modules -a -x /sbin/modprobe ]; then
     modprobe -q lp || true
     modprobe -q ppdev || true
   fi

   start-stop-daemon --start --quiet --oknodo --pidfile "$PIDFILE" --exec $DAEMON && success=1

   log_end_msg $?
   restart_xprint
   ;;
  stop)
   log_begin_msg "Stopping $DESC: $NAME"
   start-stop-daemon --stop --quiet --retry 5 --oknodo --pidfile $PIDFILE --name $NAME && success=1
   log_end_msg $?
   restart_xprint
   ;;
  reload|force-reload)
       log_begin_msg "Reloading $DESC: $NAME"
       start-stop-daemon --stop --quiet --pidfile $PIDFILE --name $NAME --signal 1 && success=1
       log_end_msg $?
   restart_xprint
       ;;
  restart)
   log_begin_msg "Restarting $DESC: $NAME"
   if start-stop-daemon --stop --quiet --retry 5 --oknodo --pidfile $PIDFILE --name $NAME; then
      start-stop-daemon --start --quiet --pidfile "$PIDFILE" --exec $DAEMON && success=1
   fi
   log_end_msg $?
   restart_xprint
   ;;
  status)
   echo -n "Status of $DESC: "
   if [ ! -r "$PIDFILE" ]; then
      echo "$NAME is not running."
      exit 3
   fi
   if read pid < "$PIDFILE" && ps -p "$pid" > /dev/null 2>&1; then
      echo "$NAME is running."
      exit 0
   else
      echo "$NAME is not running but $PIDFILE exists."
      exit 1
   fi
   ;;
  *)
   N=/etc/init.d/${0##*/}
   echo "Usage: $N {start|stop|restart|force-reload|status}" >&2
   exit 1
   ;;
esac

exit 0