Is the SNMP v1/v2/v3 agent Relese2?

I would like to know the Relese version of SNMP v1/v2/v3 agent. Now,I have NET+50 software.

With Net+Os v5.0 both SNMPv1 and SNMPv2 are supported out of the box. The module that includes SNMPv3 is supplied as on add on to Net+Os v5.0.