Autor: Ian Zimmerman Data: Dla: exim-users Temat: Re: [exim] TLS error in incoming emails from *.outlook.com
On 2018-02-12 22:50, Viktor Dukhovni via Exim-users wrote:
> > My server runs in a KVM. Doesn't that rule out hardware TCP
> > offloading as the culprit?
>
> No, it rather makes the problem more likely. Virtual machines are
> often behind NAT, which can be incompatible with TCP offload, and
> there are likely other issues. If you search the web for "KVM TCP
> offload" you'll see many problem reports and advice to turn it off.
Ok, it was on, I disabled it. We'll see soon enough if your hypothesis
is right :-)
I am slightly surprised I could do that; I'd have expected only root on
the host machine to have that power.
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