On Sun, Feb 26, 2012 at 2:21 PM, Frank Cox theatre@melvilletheatre.com wrote:
Can this help? I think friend of mine wrote it, Nenad Opsenica, some 6-7 years ago, I don't think he will mind:
http://www.plcomputers.net/download/svasta/if-kbps
Use it as "if-kbps eth0" and brake with Ctrl+C.
It looks like it does pretty much the same thing as several other monitoring tools that I've looked at. However, none of them separate local traffic from external traffic.
Without separate interfaces there's not much to distinguish your local/external concepts. Did you try ntop? It basically acts as a packet sniffer that can group and summarize by a lot of different categories but there is a lot of overhead in building the database with all that info.