traffic analysis tools

Alex de Kruijff freebsd at
Thu Oct 26 19:09:26 UTC 2006

On Sat, Oct 21, 2006 at 10:19:34AM -0400, Michael P. Soulier wrote:
> Hey people,
> I'd like something to look at traffic use through my gateway, so I know how
> much of my upload bandwidth and download bandwidth is in use at any time.
> Ideally it'll tell me from where, so I can look at internal abusers, or get an
> idea of where hits are coming from.
> Off the top of my head, I can think of two tools.
> 1. ntop - great web interface, but I've found it unstable
> 2. iptraf - good curses interface, but I'm looking for trend monitoring
> 3. mrtg - as I'm running snmp, so I could just monitor it from a desktop
> running mrtg...
> Any other suggestions?

The firewall ipfw comes with a counter option. You could collect this
information out the firewall with ipa into its database. Then create
graphs with mrtg. I have two articles about how to do this on my


Please copy the original recipients, otherwise I may not read your reply.

Howtos based on my personal use, including information about 
setting up a firewall and creating traffic graphs with MRTG

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