On Wed, 30 Mar 2005, Colm MacCarthaigh wrote:
> On Wed, Mar 30, 2005 at 04:58:26PM +0100, Mel Gorman wrote:
> > Without using sniffers like ntop, what's the best way to track bandwidth
> > usage based on port on a simple Linux router?
>> If port means a TCP/UDP port, then dummy firewall rules. If it means
> interfaces, then interface counters. But since Kieran said users should
> be installing sniffers on their machines, I didn't think we were talking
> about routers :)
>> > For bonus points, what's the best way to track bandwidth usage based
> > on source IP?
>> Again, dummy firewall rules.
>
There is a nice little client called bandwidthd[1] that presents graphs of
traffic against each IP on a network. A bit more processor intensive than
iptables rules, but the graphs are nice.
Murf..
[1] http://bandwidthd.sourceforge.net
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