Error when using IMAP Roundtrip sensor.

error

Cause: Port 465 or 587 closed

Solution:

1) Need to open this port

Port for SSL: 465
Port for TLS/STARTTLS: 587

or

2) Turn ON setting “Allow less secure apps” dalam GMail Account

Refer: https://support.google.com/mail/answer/7126229?visit_id=1-636271485504237731-3787438172&rd=2#cantsignin

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