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--- internet:hosting:virtualmin_ssl [2021/08/05 09:24]
gcooper
+++ internet:hosting:virtualmin_ssl [2021/08/05 13:27] (current)
gcooper
@@ Line 1: / Line 1: @@
 ====== Virtualmin SSL Issues ======
+See also **[[internet:security:ssl_tls_cert_testing|TLS/SSL Certificate Testing]]**
 ===== For Webmin Alone =====
@@ Line 56: / Line 58: @@
 ===== Apply Let’s Encrypt SSL Cert to System Services =====
+<note>Most of the time, Virtualmin on newer host operating systems such as (Ubuntu 20.04) supports [[https://en.wikipedia.org/wiki/Server_Name_Indication|SNI]].  SNI presents the SSL certs of client domains based on the calling URI.</note>
+<note>If you want SNI to function for a particular virtual server (domain), you must have configured SSL for that virtual server/domain.</note>
 :!: The matching domain name must be included in the SSL certificate.
@@ Line 66: / Line 72: @@
   * Dovecot
   * ProFTPD
-<note>The "Copy to Dovecot" button will copy the domain's cert to be the default for IMAP connections. However, if you go to **System Settings -> Virtualmin Configuration -> SSL settings** and change "Copy per-IP SSL certificates to Dovecot?" to "Yes", any domain with SSL and it's own IP will get a separate Dovecot cert for just connections to that IP.</note>

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