[Bug 1436330] Re: Network Manager doesn't set metric for local networks any more, causing connection issues

[Ghislain Laframboise]

Le 2015-07-03 00:09, Mathieu Trudel-Lapierre a écrit :
> My understanding was that there would be packet loss all the time
> without the patches applied, due to packets being sent in a round-robin
> fashion between two links to the same default gateway.
>
> This said, I'm able to reproduce the apparent "packet loss", but I say
> apparent here because it seems to be an issue with ping (or, the kernel
> does something special, doesn't understand packets coming in to an
> interface it doesn't expect perhaps), not with the actual packets.
>
> I've been able to observe traffic going out to my default gateway and coming back, with no interruption, using tcpdump:
> sudo tcpdump -i any icmp
>
> I don't think at this point we're working with anything different from
> how it was in Trusty, but just to be on the safe side I'll test that out
> to confirm we did get the same behavior.
>
I actually use pppoe now as a walk around the problem and my internet 
connection works fines without network-manager so i remove it.

Ghislain Laframboise

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https://bugs.launchpad.net/bugs/1436330

Title:
  Network Manager doesn't set metric for local networks any more,
  causing connection issues

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