LSNR_T1 =
  (DESCRIPTION_LIST =
    (DESCRIPTION =
      (ADDRESS_LIST =
        (ADDRESS = (PROTOCOL = TCP)(HOST = 1.2.3.4)(PORT = 1651))
      )
    )
  )

..
...

# Stop Oracle Net Listener
  if [ -f $ORACLE_HOME_LISTNER/bin/tnslsnr ] ; then
    echo "$0: Stoping Oracle Net Listener" >> $LOG 2>&1
    $ORACLE_HOME_LISTNER/bin/lsnrctl stop  >> $LOG 2>&1 &
  else
    echo "Failed to auto-stop Oracle Net Listener using $ORACLE_HOME_LISTNER/bin/tnslsnr"
  fi

#
# Would need a line like this to make it work
#
# $ORACLE_HOME_LISTNER/bin/lsnrctl stop [b][i][u]T1[/u][/i][/b] >> $LOG 2>&1 &