How to enable SNMP Monitoring on Ubuntu Server 12.04.2

How to enable SNMP Monitoring on Ubuntu Server 12.04.2
Install SNMPD  $ sudo apt-get install snmpd Create a backup file of snmpd.conf original file that we will edit later $ sudo mv /etc/snmp/snmpd.conf /etc/snmp/snmpd.conf.ori Create the new snmpd.conf file  $ sudo vim /etc/