On 20/ott/05, at 17:49, Thomas Lumley wrote: > On Thu, 20 Oct 2005, stefano iacus wrote: > >> >> I completely missed this point in James' mail...but now I read it :) >> I don't know if this helps or not but this my experience: I >> personally have x11.app launched at boot and I reboot my pbook >> only when "software update" asks me, otherwise my machine is >> always running (and occasionally sleeping). >> I change network settings 3 to 4 four times a day (at least in the >> last month) and I never needed to restart X11. >> >> As I never experienced a failure I need some clarification from >> you: what I understand from James' mail is that the problem arises >> if you start X11 after changing network connection. >> > > What I experience is that when I connect to a network via ethernet > any X11 that is already running will stop allowing connnections. > Switching between different wireless nodes doesn't seem to cause this. and indeed I'm always using wireless connections
> > >> So, is this a X11 bug or what? If so, it is probably a good idea >> to fill a bug report to apple. >> If not, please explain. >> > > It is documented by Apple and therefore not a bug. > http://developer.apple.com/qa/qa2001/qa1232.html says > > Q: Why can't I connect to the X Server after a network config > change? It requires a restart of the X server. > > A: This is expected behavior in the Xauthority authentication > mechanism which X11 for Mac OS X uses by default. The problem is > that Xauth uses two keys, the ip address and hostname of the system > running the X server. But these keys don't get updated if you > change the network configuration. You can disable authentication > from the "Security" tab of X11.app's preferences. Be aware that > doing so may create a security hole. > thanks Thomas. So the answer to James' problem is that we can't do anything special in R/R.app to solve this as this is a general OS X issue. stefano > > -thomas > _______________________________________________ R-SIG-Mac mailing list [email protected] https://stat.ethz.ch/mailman/listinfo/r-sig-mac
