How to install snmpwalk on Centos/Ubuntu?
Snmpwalk is a SNMP application that uses SNMP GETNEXT requests to query a network entity for a tree of information. It is a great tool for Linux boxes. You can easily list all OIDs a SNMP host has to offer then filter the results to your needs and find OIDs to import into tools like Cacti.
How to install snmpwalk?
On Centos/RedHat machines you can install snmpwalk using yum
| 1 2 | yum install net–snmp–utils |
On Ubuntu install snmpwalk using apt-get
| 1 2 3 | apt–get install snmp |
How to use snmpwalk?
You can query snmp agent using snmpwalk , see the following example
| 1 2 3 | snmpwalk –v2c –c public 192.168.2.21 |
Sample output is as shown in the image
If you know the OID , you can get it by specifying OID in the commandline as shown below. User Manuals
| 1 2 3 | snmpwalk –v2c –c SNMP_Community1 192.168.2.1 1.3.6.1.4.1.21067.2.1.2.4.2 |
In the above command “1.3.6.1.4.1.21067.2.1.2.4.2” is the OID.