On Mon, 2005-01-31 at 12:25 -0500, Dan Williams wrote: > On Mon, 2005-01-31 at 11:46 -0500, Sven wrote: > > agreed. the drivers are not perfect, but usable. i'm annoyed by the fact > > that my current madwifi driver does not display signal strengths in > > iwlist scan. however, it seems to me that the card _is_ scanning for > > changes in AP's constantly without disconnecting (ie, in wavemon i see > > changes in the AP list, but no interruptions in the connection). i > > assume that is driver specific? > > I just checked with wavemon and my Atheros a/b/g card... I also see the > list of access points changing, but the code that does that uses the > SIOCGIWAPLIST ioctl() which is deprecated and not very well supported > (only Atheros/madwifi seems to support it at all, none of the kernel > drivers do). It seems to be more of a "passive" function that just > pulls the card's current list of access points without actually > triggering a scan. I would expect this function to get removed from > Madwifi at some point. Just the fact that none of the in-kernel drivers > support SIOCGIWAPLIST means we cannot use it and that we must use > SIOCGIWSCAN. There are a number of reasons for that, first that WAPLIST > had hard limits on the attributes for each AP returned by the call, it > had an upper limit of access points returned too. > > In short, wavemon is using a deprecated API that is only supported by > the madwifi drivers and will be removed in the future AFAIK. mhhh. too bad. i played with iwlist a bit (and, after downloading the madwifi sources and building a new driver i have even link qualities now) i noticed disassociation from the AP when scanning, as you said. and iwlist ap only shows the AP's from previous scans... FWIW i also noticed though that wavemon has the same output in aplst as iwlist ap.
> > I think we can address your problem by having the card scan less often > (and even less often if its an a/b/g card). that would be great! automatic scanning is great, but not if it makes the connection a pain... in the NM applet, could there be a user friendly way to restrict the card to a,b or g only? also, i noticed that in a network environment with many ap's with the same essid NM only shows one entry in the wireless networks - should one not be able to choose between the ap's if one wanted to? but that's just a minor question on the side... Sven _______________________________________________ NetworkManager-list mailing list NetworkManager-list@gnome.org http://mail.gnome.org/mailman/listinfo/networkmanager-list