How to install and configure SNMP on Debian and Centos? In configuration, I need to change public name to something else and limit IP address that can access SNMP service. thanks
Just install the appropriate .deb/.rpm to install it. In snmpd.conf, in the first major config section called Access Control, you'll find a line like com2sec readonly default public If you wanted to limit access to localhost and 10.11.12.0/24, and have a community name of howtoforgeisgreat, you would change that line to com2sec readonly localhost,10.11.12.0/24 howtoforgeisgreat I highly recommend reading the preamble text in the Access Control section before making any changes.
Perfect. Are the snmp packages available from Debian, Ubuntu and Centos Repos? Can I just install by running something like: yum/apt-get install snmp?
I don't currently have a Centos or Redhat based box at my disposal, but I think so, yes. For Debian, you can "apt-get update && apt-cache search snmp" to see what snmp packages are available, then apt-get install them.
Did the search! Great suggestion. I forgot that I could do that. found: snmp and snmpd. so if anyone finds this post useful, here's the command: