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bash script to get system name via snmp from a subnet range

 you can use it for example, to find out the switch names using snmp



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the script to check all devices in ip-range from 192.168.2.1-254

> the output will be:

192.168.2.1;switchname1

192.168.2.2;switchname2

....

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 #!/bin/bash



community="public"  # Replace with your actual community string

oid="1.3.6.1.2.1.1.5.0"            # OID for sysName



for ((i=1; i<=254; i++)); do

    current_ip="192.168.2.$i"

    result=$(snmpget -v 2c -c "$community" "$current_ip" "$oid" 2>/dev/null)



    if [ $? -eq 0 ]; then

        name=$(echo "$result" | awk '{print $NF}' | tr -d '"' )

        echo "$current_ip;$name"

    else

        echo "Failed to retrieve data from $current_ip"

    fi

done

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bash script to get system name via snmp from a subnet range