> I agree with most of what Ken said, except that I would be careful before
> using "public" as a community string.  The community string can be
> considered as a password, and many systems uses public as the default.  You
> must understand that this community string is here to protect the snmp
> informations you have and you probably do not want to have everybody
> retreiving information on your system.
> 
> So, pick a community string which is secret to you or your organisation.
> 

I disagree with this. If safety is an issue you should not rely on secrets
that can be sniffed from the network or otherwise found.
Just configure the device you're monitoring with an access list (most can)
so that only known clients can query or set OIDs.

Regards,
Alex

--
* To unsubscribe from the mrtg mailing list, send a message with the
  subject: unsubscribe to mrtg-request@list.ee.ethz.ch
* The mailing list archive is at http://www.ee.ethz.ch/~slist/mrtg