New ggsn Sys V init file and updated ggsn.conf
diff --git a/examples/ggsn.init b/examples/ggsn.init
new file mode 100644
index 0000000..b9c49e5
--- /dev/null
+++ b/examples/ggsn.init
@@ -0,0 +1,97 @@
+#!/bin/sh
+#
+# ggsn This shell script takes care of starting and stopping
+# ggsn.
+#
+# chkconfig: - 65 35
+# description: ggsn is a Gateway GPRS Support Node.
+
+# Source function library.
+. /etc/rc.d/init.d/functions
+
+# Source networking configuration.
+. /etc/sysconfig/network
+
+if [ -f /etc/sysconfig/ggsn ]; then
+ . /etc/sysconfig/ggsn
+fi
+
+# Check that networking is up.
+[ ${NETWORKING} = "no" ] && exit 0
+
+[ -f /usr/bin/ggsn ] || exit 0
+[ -f /etc/ggsn.conf ] || exit 0
+
+RETVAL=0
+prog="ggsn"
+
+start() {
+ # Start daemons.
+ echo -n $"Starting $prog: "
+
+ # Load tun module
+ /sbin/modprobe tun >/dev/null 2>&1
+
+ # Enable routing of packets: WARNING!!!
+ # Users should enable this explicitly
+ # echo 1 > /proc/sys/net/ipv4/ip_forward
+
+ # Check for runtime directory of nonvolatile data
+ if [ ! -d /var/run/ggsn ]; then
+ mkdir /var/run/ggsn
+ fi
+
+ # Check for GTP restart counter
+ if [ ! -d /var/run/ggsn/gsn_restart ]; then
+ echo 0 > /var/run/ggsn/gsn_restart
+ fi
+
+
+ daemon /usr/bin/ggsn
+ RETVAL=$?
+ echo
+ [ $RETVAL -eq 0 ] && touch /var/lock/subsys/ggsn
+ return $RETVAL
+}
+
+stop() {
+ # Stop daemons.
+ echo -n $"Shutting down $prog: "
+ killproc ggsn
+ RETVAL=$?
+ echo
+ [ $RETVAL = 0 ] && rm -f /var/lock/subsys/ggsn /var/run/ggsn.pid
+ return $RETVAL
+}
+
+# See how we were called.
+case "$1" in
+ start)
+ start
+ ;;
+ stop)
+ stop
+ ;;
+ restart|reload)
+ stop
+ start
+ RETVAL=$?
+ ;;
+ condrestart)
+ if [ -f /var/lock/subsys/ggsn ] ; then
+ stop
+ start
+ RETVAL=$?
+ fi
+ ;;
+ status)
+ status ggsn
+ RETVAL=$?
+ ;;
+ *)
+ echo $"Usage: $0 {start|stop|restart|condrestart|status}"
+ exit 1
+esac
+
+exit $RETVAL
+