Re: [exim] exim4 tls relay to office 365, how to be sure my…

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Author: Heiko Schlittermann
Date:  
To: exim-users
Subject: Re: [exim] exim4 tls relay to office 365, how to be sure my key/cert are used
Renaud Mertens via Exim-users <exim-users@???> (Di 29 Mai 2018 11:10:51 CEST):
> I'm trying to configure exim4 to relay outgoing mail through office365
> smarthost.
> Apparently o365 requires a valid certificate with a known domain in the CN
> field, otherwise the amount of mails you can send is limited and you risk
> being flagged as spam or have mails refused.
>
> I placed the cert+key i want to use in /etc/exim4/ (exim.key and exim.crt).
> Everything seems to be working, but i'm not sure they are actually being
> used by exim .. how can I make sure they do ?


You need to configure the transport that connects to o365
to use the client certificate. Did you?

    Best regards from Dresden/Germany
    Viele Grüße aus Dresden
    Heiko Schlittermann
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