Some linux device doesn’t include snmpwalk command, we have to install package to linux device

Redhat/Centos

yum install net-snmp-utils

Ubuntu

apt-get install snmp

snmpwalk parameter

hostname
The SNMP agent name

community
The type of read community

object_id
Specify an object ID to return all SNMP objects below it. If NULL then the root of the SNMP object is taken as the object_id

timeout
Number of microseconds before the first timeout

retries
How many times to retry the connection in the event of a timeout

-Os
Shows the last symbolic element of an OID

-c
Sets a community string

-v
Specifies the SNMP version you want to use

snmpwalk example command (snmpwalk -v 2C -c test 192.168.1.77)

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