On Fri, Nov 28, 2014 at 5:35 PM, Lubomir Rintel <[email protected]> wrote: > On Fri, 2014-11-28 at 16:33 +0530, Vasudeo Bidve wrote: >> Hi, >> >> I am working on a networking project where only Wi-Fi interfaces are >> used on all hosts for communication. It has to be a private network, >> operating on IPv6 without using DHCP(v6). So obviously, the trick is >> to assign Link-Local IPv6 addresses to all hosts using their >> respective MAC ids and proceed. >> >> I did a proof-of-concept of such networking using Ethernet and PCs >> with ubuntu (14.04 LTS). But this is not working with wireless >> interfaces. >> >> I tried to do this with command line utilities like 'iw' and >> 'iwconfig' on my PCs, but as soon as I plug in the USB-wifi adapter, >> the network-manager in ubuntu sets it in 'managed' mode, which I don't >> want. Further, if I try to assign another mode, I get an error message >> as 'device is busy'. > > That's possible because AP scan is running.
So is it possible to interrupt/stop it, so that I can add/delete wireless modes? >> Then by taking the link down, it doesn't add any >> modes. Using the network setting panel in ubuntu, I can configure it >> in 'ad-hoc' mode, but I want to do it programmatically (through a C >> code, shell script, anything) without using that network-manager >> utility finally in my project. > > Wrong list, possibly? :) Any particular reason you won't use > NetworkManager? In my final project, the network formation and operational algorithms will be non-standard (proprietory) ones. So NetworkManager might not fit to the purpose. > See "unmanaged-devices" in NetworkManager.conf(5) manual. > >> In my project, finally all PCs will be replaced by embedded linux >> SBCs. USB wi-fi adapters will possibly be replaced by wi-fi modules. >> But programmatically, they should be able to communicate with each >> other at Link-Local IPv6 addresses in Ad-Hoc mode. >> >> At this moment, what I need is a set of wireless interface APIs, (of >> course with some helpful documentation) to configure the wifi >> interface in Ad-Hoc mode (possibly in AP/Station mode as and when >> needed), get a Link-Local IPv6 address assigned to itself and start >> networking. Any URL to such information will also do. >> >> If there is any step-by-step guide (or example codes) then it will be >> even more helpful. >> >> I am hopeful from this group because the network-manager internally >> *USES* these APIs and you people must be knowing what I need. > > We use the same nl80211 API as "iw" does. We also talk to wpa_supplicant > via DBus. Can you please point me to the specific URL? I tried to look on web, but didn't find it? Also some step-by-step guide (or any example code) will be useful. > Lubo > > > _______________________________________________ networkmanager-list mailing list [email protected] https://mail.gnome.org/mailman/listinfo/networkmanager-list
