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Manual configuration

These instructions are valid for unchanged port bindings only!


Service Encryption Host Port
IMAP STARTTLS mailcow hostname 143
IMAPS SSL mailcow hostname 993
POP3 STARTTLS mailcow hostname 110
POP3S SSL mailcow hostname 995
SMTP STARTTLS mailcow hostname 587
SMTPS SSL mailcow hostname 465

Please use the "plain" password setting as the authentication mechanism. Contrary to what the name implies, the password will not be transferred to the server in plain text as no authentication is allowed to take place without TLS.

Contacts and calendars

SOGos default calendar (CalDAV) and contacts (CardDAV) URLs:

  1. CalDAV

  2. CardDAV

Some applications may require you to use or the full path to your calendar, which can be found and copied from within SOGo.