Comment # 5 on bug 1041452 from Per Jessen

(In reply to Roy Bellingan from comment #4)
> I can confirm that the trick 
> > cd /etc/init.d/
> > ./snmpd start
> Is super effective!

No trick, it is documented systemd behaviour.  However, "systemctl start snmpd"
will also work, but it is necessary to do a "systemctl daemon-reload" after the
installation. 
Henry, I am closing this one as WORKSFORME, please reopen if necessary.