"Mark Schoonover" <[EMAIL PROTECTED]> writes: > On Mon, Aug 25, 2008 at 9:39 PM, Andrew Lentvorski <[EMAIL PROTECTED]>wrote: > >> Bob La Quey wrote: >> >>> Hola amigos, >>> >>> I dunno if it is just my laptop which is admittedly not the latest and >>> greatest or more likely the config/drivers but I seem to lose DNS >>> connection from time to time. It may depend on the WiFi traqffic load. >>> I just do not know. >>> >>> Look at this >>> >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=1933 ttl=255 time=113 >>> ms >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=1935 ttl=255 >>> time=92.1 ms >>> >>>> From boblq-laptop.local (10.0.1.154) icmp_seq=1973 Destination Host >>>> Unreachable >>>> From boblq-laptop.local (10.0.1.154) icmp_seq=1974 Destination Host >>>> Unreachable >>>> >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=1975 ttl=255 >>> time=45.1 ms >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=1993 ttl=255 >>> time=36.8 ms >>> >>> WTF? >>> >>> And this >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=2124 ttl=255 >>> time=1.61 ms >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=2125 ttl=255 >>> time=4684 ms >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=2126 ttl=255 >>> time=3689 ms >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=2127 ttl=255 >>> time=2692 ms >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=2128 ttl=255 >>> time=1699 ms >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=2129 ttl=255 time=765 >>> ms >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=2130 ttl=255 >>> time=9.36 ms >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=2131 ttl=255 >>> time=24.5 ms >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=2133 ttl=255 >>> time=18.7 ms >>> 64 bytes from Extreme-II.local (10.0.1.1): icmp_seq=2134 ttl=255 >>> time=96.5 ms >>> >>> >>> Whooo hoo. >>> >>> dig shows only one DNS at 10.0.1.1 ... >>> >>> Is losing DNS common in such an environment? >>> >> >> Probably. Isn't DNS sent on UDP? Consequently, it doesn't have a >> retransmit. So, given the packet loss you're seeing, it's likely that a UDP >> packet will get dumped every now and then and the DNS timeout will have to >> fire. >> >> -a >> > > Why not run a local dns cache on your laptop?
Local DNS is great, also try setting some fixed DNS servers you trust or can easily remember like 4.2.2.1-4. -- Guillermo Antonio Amaral Bastidas (gamaral) Free/Libre/Open-Source Software Developer : http://www.guillermoamaral.com/ KDE Developer & KDE e.V. Member : http://www.kde.org/ -- [email protected] http://www.kernel-panic.org/cgi-bin/mailman/listinfo/kplug-list
