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Restrict SNMP to use V3 only

Posted: Tue Aug 13, 2019 3:42 pm
by acssol
Hello folks,


i'd like to monitor a MikroTik device via SNMP over the public internet. I therefore would like to allow monitoring via SNMPv3 (with authentication and encryption) only.

As soon as I enable SNMP, I can query the device using all SNMP versions.

Is it possible to restrict querying to SNMPv3 only?

If not - what's the idea behind implementing SNMPv3 as the more secure standard when SNMPv2 is still sending information unencrypted over the network?


Thanks in advance for your feedback!

Re: Restrict SNMP to use V3 only

Posted: Wed Aug 14, 2019 7:52 am
by Elans
Hello,

You can use only SNMP v3 for monitoring.
More information about SNMP find below:
https://wiki.mikrotik.com/wiki/Manual:SNMP

Re: Restrict SNMP to use V3 only

Posted: Wed Aug 14, 2019 10:49 am
by acssol
Hello Elans,

thanks for your feedback. I already knew that wiki article and have read it - but I don't see where it explains how to enable/ disable only certain versions of SNMP.

SNMP is either
enabled (yes | no; Default: no)
...

Am I missing something?

Re: Restrict SNMP to use V3 only

Posted: Thu Aug 15, 2019 12:57 pm
by Elans
You have to configure "snmp community" (through GUI it would be IP -> SNMP -> Communities) where you will specify security, authentication protocol etc.

Detailed description about Community Properties:
https://wiki.mikrotik.com/wiki/Manual:S ... Properties