Here is the "apcbeep" script that is used in the NetView for
Unix training courses.
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#! /usr/bin/ksh
#
#    Written By: Don Davis 12/01/95
#    This script will limit the number ov RED BEEPING
Xwindows to ONE
#    Don't forget to make this script executable
#####################################################################

#    Revision Record     (Latest Revisions at Top)
#    08/30/00  DWD  Added more comments
#    03/19/98  DWD  Modified for Tivoli NV Admin Course
#####################################################################

# Set DISPLAY variable - get hostname using hostname
command, append colon zero to it
export DISPLAY=`hostname`:0

# Wait 3 seconds for ps command to find ovxbeeps
sleep 3

# EXIT IF NUMBER OF BEEPS ALREADY ON SCREEN IS GREATER THAN
ZERO
if [ `ps -eaf | grep -v grep | grep -c ovxbeep` -gt 0 ]
  then
    exit
fi

# Execute ovxbeep command - Note that command message is
within double quotes and back ticks
# Those are NOT single quotes
# Background color can be changed with the -bg option
/usr/OV/bin/ovxbeep -bg red -xrm XNm*FontList:9x15bold
"`echo A CRITICAL EVENT HAS OCCURRED \
PLEASE CHECK THE EVENT CARDS! | fold -s -w 30`" &

======================================================
Don Davis  -  Tivoli Certified  Instructor / Consultant
Visit our Web site at: http://www.apc-services.com