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On 06/02/13 18:45, Martijn Grooten wrote: > Following Gordon's suggestion on this list, I've been happily using > this modem for a few years as a replacement for the router that came > with BT's business broadband. There's a SuSE box behind it that that > does the routing, which works fine.. > > Earlier this week, the SuSE box had to be rebooted. Not good but things happen. > > However, since then, I've been suffering from unstable network > connections to the modem. Packet loss (on pings to the modem) of > around 50%, RX errors in ifconfig (no TX errors). > > I've tried on a different machine and the problem is the same there - > I've also reset the router to its factory settings, but none of this > has made a difference. > > I actually keep track of the network connection and therefore I know > the problems started right after the reboot took place. Could this > have affected the modem and, in particular, in such an odd way? > > Thanks > > Martijn. > Have any adjustments been made to the SuSE box (software updates, kernel updates, iptables modifications) necessitating it's reboot? You've sensibly tried to eliminate that possibility by trying another machine, which implies that something has gone wrong on the modem. Perhaps re-flash the firmware, presuming that's an option? Next up is wireshark/tcpdump analysis. This sounds like one of those 'interesting' problems... Cheers -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/listfaq