SNMPWALK Command for v3
It is very difficult to use SNMPWALK command with version 3. There are many combinations can be used in SNMP v3 so need to use proper syntax for version 3. Here, you can find useful information.
#Command options arguments
Command: snmpwalk/snmpget
Options:
There multiple options available but depending our requirements, select the suitable options to get proper output.:
-v3: SNMP v3
As we know that, snmp v3 uses username and password, consider below options:
-u Username
-A Passpharse
Next Option is used for security level:
-l Level of security
Available security level:
- No Auth No Priv
- Auth No Priv
- Auth with Priv
After that Security Name, we can use “-a” to select Security method:
-a security method {md5,sha}
Below 2 options are used when it is configured in device:
-x: Algorithm used (aes,…)
-X: Private Passphrase
Argument: Argument should be IP address of the targeted device and MIB value or System OID.
Here is the example of SNMP v3:
snmpwalk -v3 -l (noAuthNoPriv|authNoPriv|authPriv) -u (username) [-a (MD5|SHA)][-A (authphrase)] [-x DES][-X (privaphrase)] (ipaddress)[:(dest_port)][oid]
snmpwalk -v3 -u snappimon -A ‘$nmP$tr!nGm0n!’ -l authNoPriv -a MD5 172.16.1.1 1.3.6.1.2.1.2