<html><head>
<meta http-equiv="content-type" content="text/html; charset=windows-1252">
</head>
<body text="#000000" bgcolor="#FFFFFF">I understood that imap.example.org and imap.example2.org are reachable from the Internet via the same IP, right ?<br>
In that case just extend the certificate (probably with certbot) with the second domainname.<br>
yours sincerely <br>
Robert<br><br><div class="gmail_quote">Am 19. Februar 2018 03:41:18 MEZ schrieb Gabriel Kaufmann <mailings@typoworx.com>:<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<p>I've tried setting up multiple SSL-Certificates (using
letsencrypt) for dovecot on my ubuntu machine. Used dovecot
version is 2.2.18.<br>
</p>
<p>Regarding to official docs this should be working.</p>
<p>My test-client (Thunderbird on linux) has been mentioned to be
working fine with SNI here:<br>
<a class="moz-txt-link-freetext" href="https://wiki.dovecot.org/SSL/SNIClientSupport">https://wiki.dovecot.org/SSL/SNIClientSupport</a></p>
<p><a class="moz-txt-link-freetext" href="https://wiki.dovecot.org/SSL/DovecotConfiguration#line-89">https://wiki.dovecot.org/SSL/DovecotConfiguration#line-89</a></p>
<p>
</p><blockquote type="cite">
<pre style="border: 1pt solid rgb(174, 189, 204); background-color: rgb(243, 245, 247); padding: 5pt; font-family: courier, monospace; white-space: pre-wrap; word-wrap: break-word; color: rgb(0, 0, 0); font-size: 16px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial;">local_name imap.example.org {
<span class="anchor" id="line-2-6"></span> ssl_cert = </etc/ssl/certs/imap.example.org.crt
<span class="anchor" id="line-3-4"></span> ssl_key = </etc/ssl/private/imap.example.org.key
<span class="anchor" id="line-4-3"></span>}
<span class="anchor" id="line-5-3"></span>local_name imap.example2.org {
<span class="anchor" id="line-6-2"></span> ssl_cert = </etc/ssl/certs/imap.example2.org.crt
<span class="anchor" id="line-7-2"></span> ssl_key = </etc/ssl/private/imap.example2.org.key
<span class="anchor" id="line-8-2"></span>}</pre>
</blockquote>
<br>
Did anyone have success on this (without using multiple IP per
Domain)?<br>
<p></p>
<pre class="moz-signature" cols="72">--
Best regards
Gabriel Kaufmann</pre>
</blockquote></div><br>
mit freundlichen Grüßen<br>
Ing. Robert Nowotny<br>
(von Mobile)</body></html>