> I'm looking for a nice, centralized way to monitor about 100 m0n0walls 
> over
> snmp.
> I'm sure many people already doing this. What are you using for 
> monitoring?
> All suggestions are welcome.


Have you looked at Orion from Solarwinds?  It's pretty versatile, and they
have a 30 day free trial.  Currently I monitor 475 nodes (and growing every
week).  The amount of info, alerting, and custom polling capabilites are
great.


Aaron