On Tue, 2015-10-20 at 14:26 +0200, Sven Schwedas wrote:
> On 2015-10-20 14:04, Patrik Flykt wrote:
> > Are any of these necessary for any use cases? If they are needed for
> > something, could the currently specified OpenVPN.MTU be used to derive
> > proper MTUs for the devices involved?
> They are necessary for some mobile carriers. We're fixing the tun MTU to
> 576 so OpenVPN doesn't die on (I think) Vodafone Germany's networks.

Which of the mtu, fragment and/or mssfix options do you end up using and
with what value?

> (Though not yet with Connman, it's legacy deployments with
> NetworkManager/manual OpenVPN, and some special industrial modems from
> Vodafone. I can't say just how widespread the issue is otherwise.)



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