# cat pinglist
localhost
localhost2
192.168.80.130

# ./testping.sh 1 pinglist
"localhost" is alive with "%0 of %100 loss rate" at 1 packet tries in 2 seconds intervals
 
ping: unknown host localhost2
ping failed while sending 'echo_request(s)' to "localhost2"
check!! host access (/network or firewall or route(ing) settings/) or
check!! resolution (/hosts/dns/nsswitch)!!
or
check!! be sure host is power up or
check!! is ping enabled in o.s or switch(s) or router(s)
 
ping failed while sending 'echo_request(s)' to "192.168.80.130"
check!! host access (/network or firewall or route(ing) settings/) or
check!! resolution (/hosts/dns/nsswitch)!!
or
check!! be sure host is power up or
check!! is ping enabled in o.s or switch(s) or router(s)

# cat testping.sh
## justdoit ## ping test on SUN OS ##
#!/usr/bin/bash
if [ $# != 2 ] ; then echo "usage $0 'packetcount' hostlistfile" ; exit 0 ; fi
sleep=2 ; c=$1 # count for packets
while read -r host ; do
(sleep $sleep;ping -s $host 56 $c >/dev/null) &
pid=$! ; wait $pid
if [ $? -eq 0 ] ; then
PL=$(i=1;while [ $i -le $c ] ; do sleep $sleep;ping -s $host 56 $c ;((i++));done)
echo "$PL"|nawk -F, -v c=$1 -v host=$host -v sleep=$sleep '/packets/{sub("% packet loss","",$3)}{t+=$3}
END{if(t>50*c){print "ping problem in \""host"\" !!\nping loss \"%"t" of %"100*c"\" for at "c" packet tries in "sleep" seconds intervals\n"}
else {print "\""host"\" is alive with \"%"t" of %"100*c" loss rate\" at "c" packet tries in "sleep" seconds intervals\n"}}'
else echo -e "ping failed while sending 'echo_request(s)' to \"$host\"\n\
check!! host access (/network or firewall or route(ing) settings/) or \ncheck!! resolution (/hosts/dns/nsswitch)!!\n\
or \ncheck!! be sure host is power up or \ncheck!! is ping enabled in o.s or switch(s) or router(s)\n"
fi;done<$2