On Wed, Jan 20, 2010 at 10:02 AM, drew wymore <[email protected]> wrote: > On Wed, Jan 20, 2010 at 9:54 AM, Denis Heidtmann > <[email protected]> wrote: >> My network problem continues. Here is as concise a description as I can >> muster: >> >> 1) New PK5000 Quest DSL router cabled to my desktop, my only computer. >> 2) Typically I power both the router and the desktop down and up a few >> times a day. >> 3) Failure means that pings to the router at 192.168.0.1 go unanswered. >> 4) Failure has thus-far occurred only at boot. Once it fails, it >> stays failed until reboot. Once it works, it stays working until >> perhaps the next boot. >> 5) Failures are random. The last full run of non-failures was 10 days. >> 6) Power-cycling the modem does not fix the problem. In fact, this >> morning after a boot which produced a failure I shut down the >> computer, powered off the desktop (switch on tower) for 10 minutes >> with the modem continuosly powered, rebooted and the network >> functioned. >> 7) I have run nmap -sU, ethtool eth0, route -n, arp -v, ethtool -S >> eth0, and perhaps some others. The only observation I can report is >> that when the network is up ethtool eth0 has an entry "1000baseT/Full" >> under "Advertised link modes" that is absent when the network is down. >> >> I conclude that item 6) absolves the router. Does 7) mean anything? >> >> Any suggestions for further diagnostics? My intention at present is to >> repeatedly reboot at the next failure without interupting the power >> until either the network comes up, or I become convinced that it is >> not going to ever come up. If the network comes up, then the power >> cycling becomes a red herring. If not, then... >> >> -Denis >> _______________________________________________ >> PLUG mailing list >> [email protected] >> http://lists.pdxlinux.org/mailman/listinfo/plug >> > > > Maybe force it to 100baseT full duplex instead of gigabit. Maybe auto > negotiation is having trouble? > > Drew-
Would love to try what you suggest, except I do not understand. Is this something that I can do when the network is in the failed state? -Denis _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
