Uwe Brauer wrote:

> 
>    > 2016-11-02 18:28 GMT+01:00 Uwe Brauer
>    > <oub.oub.oub@...>:
> 
>    > You can comment this line,
>    > it should be OK, it exists for those who use multiple files to set
>    > many interfaces in different files.
> 
> Ok, thanks very much, now it works as excepted! I switched several times
> between wireless and the wired net and the icon and the connection works
> now.
> 
> Last question: not to you necessarily but to the list:
> 
> When I set up the wired connection via tdenetworkmanager
> how can a specify more than 1 DNS server? a Comma separated list did not
> work, a simple space as separator neither. I checked the file
> /run/resolvconf/resolv.conf
> 
> But in my environment sometimes one of the DNS server fails. So it is
> prudent to specify more than only one.

If you are obtaining IP via DHCP you can not set up additional information.
If you setup the interface manually, try white space (If I recall
correctly)