#!/bin/bash cd /mnt/syslog/scripts/rrd/ CWD=`pwd` while [ "1" == "1" ] do R1=`tcpping -x 1 -c 10.101.0.230 23 | cut -d" " -f 3` R2=`tcpping -x 1 -c 10.101.0.230 23 | cut -d" " -f 3` rrdtool update $CWD/cs1.rrd N:$R1 echo $R1 rrdtool update $CWD/cs2.rrd N:$R2 echo $R2 echo "" sleep 29 done