1)  Check you have net-snmp-utils installed # yum list installed | grep net-snmp If not then install them: # yum install net-snmp-utils   2) Configure SNMP by editing the snmpd configuration file. Firstly take a backup of the current file # mv /etc/snmp/snmpd.conf /etc/snmp/OLD-snmpd.conf Now edit the new file. # vi /etc/snmp/snmpd.conf rocommunity     public  172.17.19.100 Read More…