📝 Note
This article applies to
OS: Windows and iOS
Product edition: inSync On-Premises
Problem description
If you have configured the SMTP port to be port 465 under your email setting on inSync Management Console, the email delivery may fail.
When you try and send a test email from Settings > Email > Edit > Send test email, it would fail with the below error:
Traceback
The following traceback is generated at C:\ProgramData\Druva\inSyncCloud\logs\CPortal.log
📝 Note
=======================================================================
[ERROR] Error <class 'smtplib.SMTPServerDisconnected'>Connection unexpectedly closed. Traceback -Traceback (most recent call last):
File "inSyncWWWLib\Email.pyc", line 116, in send_test_email
File "inSyncLib\inSyncSMTP.pyc", line 118, in send_email
File "inSyncLib\inSyncSMTP.pyc", line 150, in send_email_lock
File "smtplib.pyc", line 251, in __init__
File "smtplib.pyc", line 312, in connect
File "smtplib.pyc", line 363, in getreply
SMTPServerDisconnected: Connection unexpectedly closed
=======================================================================
Reason
By design, inSync does not support port 465 as it is not RFC compliant and is a non-standard port for SMTP communication.