OT Network-Tools

[Slade Edmonds]

Steinbacher Manfred wrote:

> Hello
>
>  
>
> I have installed Nagios and it works great. But I need some other 
> information about the network.
>
Excellent.

>  
>
> We have a LAN with Cisco-Switches and some Cisco-Routers (WAN-and 
> Partnerconnections).
>
> We have two connections to the Internet about to routers. I need a 
> tool where I can so how many traffice (who , what traffice and so one) 
> goes about these both connections. And I must save this information 
> for history and I also need a report system where I can generate 
> customized reports about these stored information.
>
I am not sure if you are asking if Nagios is capable of this, but the 
answer is that it isn't.  I do this with http://www.ntop.org/ntop.html.  
There are other several commercial software available. 

>  
>
>  
>
> Another issue is what MAC-Addresses are active in the LAN. (We have 
> some VLANs) I know arpwatch but how can I solve the problems with VLAN´s.
>
See http://cede.psu.edu/~tkeiser/howtos/arpwatch/

>  
>
>  
>
>  
>
> Have anyone an idea who can I do this?
>
>  
>
>  
>
> Many Thanks
>
> Manfred
>
>  
>



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