Run this as part of your system startup code in /etc/inittab:
if [ -d /usr/lotus/notes/notesr4 \ -a -f /opt/lotus/bin/server \ -a -f /usr/lotus/notes/autostart.server ]; then PATH=/opt/lotus/bin:/usr/lotus/notes/notesr4:$PATH su notes -c \ 'server </dev/null >/dev/null 2>&1' & sleep 10; echo 'Notes server started' fi