> -----Original Message-----
> From: Dan Williams [mailto:d...@redhat.com]
> Sent: Thursday, May 18, 2017 4:55 PM
> To: Matthew Starr; networkmanager-list@gnome.org
> Subject: Re: Network Manager 1.0.X Wi-Fi Autoconnect Issues
> 
> On Thu, 2017-05-18 at 20:23 +0000, Matthew Starr wrote:
> > > -----Original Message-----
> > > From: Dan Williams [mailto:d...@redhat.com]
> > > Sent: Thursday, May 18, 2017 2:24 PM
> > > To: Matthew Starr; networkmanager-list@gnome.org
> > > Subject: Re: Network Manager 1.0.X Wi-Fi Autoconnect Issues
> > >
> > > On Thu, 2017-05-18 at 18:43 +0000, Matthew Starr wrote:
> > > > > -----Original Message-----
> > > > > From: Dan Williams [mailto:d...@redhat.com]
> > > > > Sent: Thursday, May 18, 2017 1:31 PM
> > > > > To: Matthew Starr; networkmanager-list@gnome.org
> > > > > Subject: Re: Network Manager 1.0.X Wi-Fi Autoconnect Issues
> > > > >
> > > > > On Thu, 2017-05-18 at 15:54 +0000, Matthew Starr wrote:
> > > > > > I have tried using NetworkManager 1.0.0 and 1.0.12 on an
> > > > > > embedded device built with buildroot that has Ethernet (eth0),
> > > > > > Wi-Fi client (mlan0), Wi-Fi Access Point (uap0), and Cellular
> > > > > > interfaces
> > > > > > (ttyACM0
> > > > > > and ppp0).  The Wi-Fi AP (uap0) interface is ignored by
> > > > > > Network Manager based on my NetworkManager.conf file. I am
> > > > > > able to boot the device and Network Manager will automatically
> > > > > > configure and connect with Ethernet, Wi-Fi Client, and
> > > > > > Cellular interfaces every time.
> > > > > >
> > > > > > If I move out of range of the Wi-Fi access point the device
> > > > > > will disconnect and if I move back into range in under an
> > > > > > hour, NetworkManager will reestablish the connection.  If I
> > > > > > wait multiple hours before moving back into range of the Wi-Fi
> > > > > > access point, Network Manager will not reestablish a
> > > > > > connection automatically with the access point (I waited hours
> > > > > > with the AP within range and visible in Wi-Fi scan results).
> > > > > > When Network Manager is not automatically reestablishing a
> > > > > > connection to the access point I can use nmcli to bring up the
> > > > > > profile associated with the access point and it connects
> > > > > > immediately.
> > > > > >
> > > > > > Why is Network Manager not able to auto connect to a Wi-Fi AP
> > > > > > after a longer period of time of not seeing the AP?  Is there
> > > > > > a timeout within Network Manager?  Is this a bug?
> > > > >
> > > > > Like you say, it does look like NM is trying to auto-activate
> > > > > the connection, but it's not doing it correctly.  The most
> > > > > likely thing happening is that it does try to activate, but it's
> > > > > not able to find the "best" connection for the device.
> > > > > Somehow the existing WiFi connection profile isn't matching.
> > > > >
> > > > > Can you run 'nmcli con show <name of connection you expect to
> > > > > start>'?
> > > >
> > > > Dan,
> > > >
> > > > This issue has occurred on several different access point I have
> > > > attempted to connect to all from different vendors (Linksys,
> > > > Ubiquiti, D-link).
> > >
> > > Ok, that doesn't ellucidate anything.  Are you able to apply a
> > > debugging patch to NetworkManager and rebuild it?  Alternatively,
> > > you could use 'gdb' to step through the code and see where it's not
> > > proceeding with the activation in nm-policy.c.
> > >
> > > Dan
> > >
> >
> > Some additional testing I just finished shows that version 1.6.2
> > exhibits the exact same behavior.
> >
> > I am able to apply patches easily and rebuild.  I could run gdb but it
> > is not quite as easy on my current setup.
> 
> Which version do you prefer patches for?
> 
> Dan

My more immediate need is with the 1.0.12 version, but I plan to do a release 
within the next 6 months with the 1.6.X or 1.8.X version.

-Matt
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