Solaris

#!/bin/sh
for i in `cat /tmp/PingStatus.txt`
do
  ping -c 5 -w 5 -n $i | grep -q "bytes from" && echo "$i is OK"  || opcmsg object=PING a=OS msg_grp=OpC severity=critical msg_text="PING  BROKEN on $line"
done

echo "b" | telnet -e "b" $i $port

timeout=15  #seconds
echo "b" | telnet -e "b" $i $port &
pid=$!
count=0
while /usr/ucb/ps -aux $pid > /dev/null && [ "$count" -lt "$timeout" ]
do
  sleep 1
  count=`expr $count + 1`
done

ping -c 5 -w 5 -n 192.168.1.1 | grep -q "bytes from" && echo "Gateway , Ping is OK"
traceroute 10.22.1.6 | grep -q "10.22.1.6" && echo "PROXY, Traceroute is OK"
telnet 10.22.1.77 80 | grep -q "Connected" && echo "WEB por is OK"

#!/bin/bash
WEB="www.google.com"

ping -c 5 -w 5 -n ${WEB} | if [ grep -q "bytes from" ]
then
   echo ${WEB} " is up"
else
   echo ${WEB} " is DOWN"
fi

echo "b" | telnet -e "b" $i $port

echo "b" | telnet -e "b" $i $port && echo "${i}:${port} is OK"

#!/bin/sh
# You don't need bash for something this simple, sh is just fine and works everywhere
WEB="www.google.com"

if ping -c 5 -w 5 -n ${WEB} | grep -q "bytes from"
then
  echo ${WEB} " is up"
else
  echo ${WEB} " is DOWN"
fi

WEB="www.google.it"
GW="192.168.1.1"
PORT="80"


if ping -c 5 -w 5 -n ${GW} | grep -q "bytes from"
then
  echo ${GW} " is OK"
else
  echo ${GW} " is DOWN"
fi

if telnet -e "b" ${WEB} ${PORT} | grep -q "connected to"
then
  echo ${WEB}:${PORT} " is OK"
else
  echo ${WEB}:${PORT} " is DOWN"
fi

marmellata@marmellata-desktop:~/testping$ sh test.sh 
192.168.1.1  is OK
..
..
..

PROXY="10.99.4.1"
PROXY1="10.40.4.1"

if traceroute ${PROXY} | grep -q "10.99.4.1"
then
  echo ${PROXY} " is OK"
elif grep -q "10.40.4.1" !"10.99.4.1"
then
  echo ${PROXY} " is DOWN but "${PROXY1} " is UP"