Access Specifications (EN)
SMTP Access
Option to enabled or disable for each of the following
- SMTP / SMTPS / SMTP over TLS (port 25)
- SMTPS (port 465)
- TLS / STARTTLS support
- SUBMISSION (port 587)
- TLS / STARTTLS support
Technology Notes: Postfix SMTP
Web-Access (Webmail, Cloud Storage, Caldav, CardDav, iCal, Chat)
All access to Web services is via load balancer apps which protect inside infrastructure from mis-configured clients, as well as automatically renew SSL certificates every 3 months.
- HTTPS (default configuration has only TLS 1.2 enabled. TLS 1 / TLS 1.1 optionally configurable)