Re: wlan can't discover known networks after relocating

Roaming is done in wpa_supplicant when it's running.That's where the smarts
need to be. :(



-adrian


On Thu, 19 Sep 2019 at 05:44, Bjoern A. Zeeb <bzeeb-lists_at_lists.zabbadoz.net>
wrote:

> On 19 Sep 2019, at 12:28, Tom Jones wrote:
>
> Hi,
>
> freebsd-wireless might be a better list for all this ..
>
>
> > On Tue, Sep 17, 2019 at 04:36:28PM +0000, Poul-Henning Kamp wrote:
> >> --------
> >> In message <707bcd3f-fa6b-82eb-fa8f-09c4b800f477_at_FreeBSD.org>,
> >> Johannes Lundber
> >> g writes:
> >>
> >>> For a long time now I have had this problem with iwm and wlan0.
> >>> Whenever
> >>> I move between work and home it won't reconnect automatically and I
> >>> have
> >>> to do wlan0 scan manually for it to pick up the different network.
> >>
> >> I suffer from the dreaded "reason=0" when I move inside my house:
> >>
> >>      > scan
> >>      OK
> >>      <3>CTRL-EVENT-SCAN-RESULTS
> >>      <3>Trying to associate with 6c:3b:6b:3d:a2:e9 (SSID='Palombia'
> >> freq=2452 MHz)
> >>      <3>CTRL-EVENT-DISCONNECTED bssid=6c:3b:6b:3d:a2:e9 reason=0
> >>      <3>CTRL-EVENT-SCAN-RESULTS
> >>      <3>Trying to associate with 6c:3b:6b:ab:ce:d4 (SSID='Palombia'
> >> freq=2412 MHz)
> >>      <3>Associated with 6c:3b:6b:ab:ce:d4
> >>
> >> a2:e9 is the loudest AP here in my office, but my I have been in the
> >> other end of the house iwn consistently fails to associate with it
> >> and
> >> and keeps picking the weaker AP in the far end.
> >>
> >> Eventually (hours!) it disconnects from the weaker ap, also with
> >> "reason=0" and gets it right:
> >>
> >>      <3>WPA: Group rekeying completed with 6c:3b:6b:ab:ce:d4 [GTK=CCMP]
> >>      <3>CTRL-EVENT-DISCONNECTED bssid=6c:3b:6b:ab:ce:d4 reason=0
> >>      <3>CTRL-EVENT-SCAN-RESULTS
> >>      <3>Trying to associate with 6c:3b:6b:3d:a2:e9 (SSID='Palombia'
> >> freq=2452 MHz)
> >>      <3>Associated with 6c:3b:6b:3d:a2:e9
> >>      <3>WPA: Key negotiation completed with 6c:3b:6b:3d:a2:e9 [PTK=CCMP
> >> GTK=CCMP]
> >>      <3>CTRL-EVENT-CONNECTED - Connection to 6c:3b:6b:3d:a2:e9
> completed
> >> [id=3 id_str=]
> >>      <3>WPA: Group rekeying completed with 6c:3b:6b:3d:a2:e9 [GTK=CCMP]
> >>
> >> And yes, working roaming would be nice too...
> >
> > I have the problem that when roaming networks become disabled
> >
> >       $ wpa_cli
> >       Selected interface 'wlan0'
> >
> >       Interactive mode
> >
> >       > list_networks
> >       network id / ssid / bssid / flags
> >       0       network1        any     [CURRENT]
> >       1       network2 any    [DISABLED]
> >       2       network3 any    [DISABLED]
> >       3       network4 any    [DISABLED]
> >       4       network5 any    [DISABLED]
> >       Selected interface 'wlan0'
> >
> >
> > I address this by doing network_enable x in wpa_cli and it all comes
> > back. I asked Adrian about this in the past, but it needs some
> > debugging
> > to pin down.
>
>
> Is this iwm(4) as well in your case or another card?
>
> /bz
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