Have you tried connecting the HP to a different switch/device without using a crossover cable? -Rob On Sat, Jul 17, 2010 at 6:52 PM, Brian Wall <kc0iog at gmail.com> wrote: > I have encountered a networking issue that makes no sense. Anyone up > for a challenge? > > Hardware: > HP Pavilion desktop PC, onboard RTL NIC, Debian OS > Netgear 16 port switch (old style Bay Networks variety) > > One month ago, HP was connected to said switch without issue. I've > done some re-arranging and now the switch and HP are moved to another > room, and all is re-connected. > When I boot up the HP, I can't get a link light. No network access of any > kind. > Swapped the cable, same story. > Tried another port, same story. > All other hosts on the switch (there are 6 plus the uplink) are fine > Installed an Intel 10/100 Pro NIC, same story > Installed a 3com 3905B, same story > OS issue? Booted Knoppix, same story. > Plugged laptop into the same cable and into the switch. Works fine. > Connected laptop to onboard NIC with crossover cable. WORKS! > Connected 3C905B and onboard RTL NIC together with crossover. Works! > > Every piece of hardware in the equation has been tested and/or > swapped. Everything works. Yet, when the HP wants to connect to the > switch, regardless of which NIC goes to the switch, I can't get a link > light. > > I am truly stumped. Any ideas? > > Brian > > _______________________________________________ > TCLUG Mailing List - Minneapolis/St. Paul, Minnesota > tclug-list at mn-linux.org > http://mailman.mn-linux.org/mailman/listinfo/tclug-list > -------------- next part -------------- An HTML attachment was scrubbed... URL: http://mailman.mn-linux.org/pipermail/tclug-list/attachments/20100718/1036810b/attachment-0001.htm