Shell Programming and Scripting

#!/bin/ksh
# assuming snmpget returns non-zero when printer not running snmp
echo "These ip addresses are not running snmp on " `date` > nosnmp.log
while read ipaddr
do                                                                                                                  
    snmpget -v 1 -c public $ipaddr sysName.0 
    if [ $? -ne 0 ]; then 
        echo "$ipaddr" >> nosnmp.log          
    fi    
done < iplist.txt

 [ $? -ne 0 ]

 [ $? -ne Timeout: No Response from ip address ]

#!/bin/ksh
# assuming snmpget returns non-zero when printer not running snmp
echo "These ip addresses are not running snmp on " `date` > nosnmp.log
while read ipaddr
do
    ping $ipaddr 5 > /dev/null 2>&1
    if [ $? -eq 0 ]
    then   
          snmpget -v 1 -c public $ipaddr sysName.0 2> /dev/null
          if [ $? -ne 0 ]; 
          then 
                echo "$ipaddr" >> nosnmp.log
          fi
     else
          echo "$ipaddr" >> nosnmp.log
     fi 
done < iplist.txt

#! /bin/ksh
echo "These ip addresses are unpingable as of [ `date` ]\n" > noping.log
for ipaddr in `< iplist.txt`
do
     ping $ipaddr 2 2> /dev/null
     if [ $? -ne 0 ]
     then
           echo "$ipaddr" >> noping.log
     fi
done

exit 0