Thanks, bcastner.
This sounds promising and I'm looking into it. And thanks for the second link. It led me to solve another problem of getting the server to use something other than port 21. I completely forgot about the special relation wih the router.
Also, thanks to pansophic. I don't...
I've just reread whatyour post and now see that this is the second router with this problem. It's possible for one of the connections to bring down the entire ethernet LAN particularly if the router uses a hub instead of a switch. Try disconnecting each computer one at a time and see of the...
You could use a sniffer.
Try Snort http://www.snort.org/
or Analyzer http://analyzer.polito.it/
or Ethereal http://www.ethereal.com/
Setup a filter to accept all messages then inspect the capture log to see who is sending the most times and/or the most bytes.
Note: this will only...
I had a similar problem with a D-Link wireless router. It turned out that the ethernet hub had failed. I ended up replacing the router. The major symptom was constant chatter from the hub to the other router. Of course, there are other failure modes.
Try connecting two computers to the...
I have an FTP server setup at home. I can reach it from my office but not from all locations/paths. e.g., a friend of mine in NY can't reach it. I also can't get to it from my second DSL line. When it can't be reached it looks like a blackhole. What's strange is that I can always get to the...
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