See Also: www.opennms.org

> 
> 
> FOSS = Free/Open Source Software (what MRTG, Linux, FreeBSD, pfSense are, as 
> different from what Microsoft or HP sell)
> 
>  
> 
> Cacti is a web based system, from http://www.cacti.net/, that uses the 
> technology that powers MRTG to build a nice web based system that monitors 
> network equipment. Unlike MRTG, which has to be configured by hand, Cacti 
> allows you to add hosts through the web interface (like how pfSense does all 
> the pf stuff through the web rather than requiring you to edit config files). 
> It is pretty simple to setup, assuming you have a FreeBSD or Linux systems 
> and can install the package or port.
> 
>  
> 
> I've used it on networks to monitor all of the traffic on the routers, on the 
> servers and even on the switch ports (that requires a switch with SNMP 
> counters, usually known as a "managed switch").
> 
>  
> 
> There are also commercial systems that do the same thing, but they quickly 
> become expensive (1000's to 10,000's dollars) as the size of your network 
> grows.
> 
>  
> 
>  
> 
> Walter
> 
>  
> 
>  
> 
>  
> 
> On Mon, Apr 7, 2014 at 10:47 AM, Brian Caouette <[email protected]> wrote:
> 
> What is Cacti? FOSS?
> 
> 
> 
> On 4/7/2014 1:42 PM, Walter Parker wrote:
> 
> I'd expect that you should be able to enable SNMP, set a non default password 
> (please don't use public) and add a firewall rule to allow UDP on port 161 
> to/from your mrtg server. I'd recommend using Cacti as your mrtg server (if 
> you want a FOSS solution).
> 
>  
> 
>  
> 
> Walter

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