Dan, > On 11 Sep 2017, at 16:37, Dan Staley <[email protected]> wrote: > > > I have the following network setup in a large community house with 24 users, > each of whom have 2-7 devices who all use it exvlusively to connect to the > Internet: > > > > <image002.png> > > > > As you can see I am slowly replacing cheap unreliable hardware with more > reliable Cisco equipment. > > > > I’d like to better understand the traffic flows to improve performance and it > looks like nProbe and ntopng could help with this. > > > > I have read few articles posted over a number of years about running nProbe > and ntopng on low cost hardware. Has anyone got any advice about: > > 1. whether nProbe/ntopng is the right solution for our house (on a > budget) – am I barking up the right tree? >
It is the right solution. You may not even need nProbe. > 2. The architecture – should I connect a nProbe / ntopng node to the > router and port mirror the port running to the switch? > This is the ideal setup to capture all the traffic from/to the Internet. You won't see the traffic between clients but you will get all the traffic that enters/exit the home network. > I would like to avoid adding a point of failure which would be introduced > using the similar solution of putting the nProbe between the switch and the > router or router and internet proposed here > <http://www.ntop.org/nprobe/how-to-build-a-100e-augmented-netflowipfix-probe-ubiquity/>. > No need for a bridged setup. A passive mirror is OK in your environment. > 3. up-to-date advice about suitable low cost hardware which can run > both nProbe and ntopng and handle the volume of traffic. > Please, give indication on the volume of traffic. Anyway, any box with a 2.4GHz+ processor and 4GB+ RAM should suffice in an environment like yours. > > > Thanks very much, > > > > Dan > > _______________________________________________ > Ntop mailing list > [email protected] > http://listgateway.unipi.it/mailman/listinfo/ntop
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