how to debug NetworkManager ?

[JB]

cornel panceac <cpanceac <at> gmail.com> writes:

> ... 
> > what means "Require ipv4 addressing
> > for this connection to complete" ?"
> Sounds like you are bringing this interface as IPv6 only for some
> reasons while the other side wants to see IPv4.  Just a guess ...
> 
> 
> no, ipv6 is always disabled, by default, here at least. 
> 

Hi,

"When connecting to IPv6-capable networks,
allows the connection to complete if IPv4
configuration fails but IPv6 configuration succeeds."

So, it says: try IPv4 first, but if it fails, accept IPv6 if available and
succeeds.

JB