====== UniFi CloudKey Gen2 Plus ======

====== Google SMTP relay ======

<code>
Unable to Send Email
Please confirm your SMTP settings and try again.
</code>

Log is in ''unifi-core/http.log'' or ''unifi-core/notifications.log''

<code>
error: /notifications/testEmail request failed: Server terminates connection. response=421-4.7.0 Try again later, closing connection. (EHLO)
421-4.7.0  For more information, go to
421 4.7.0  https://support.google.com/a/answer/3221692 2adb3069b0e04-5990da6159dsm300782e87.46 - gsmtp: 421-4.7.0 Try again later, closing connection. (EHLO)
421-4.7.0  For more information, go to
421 4.7.0  https://support.google.com/a/answer/3221692 2adb3069b0e04-5990da6159dsm300782e87.46 - gsmtp
error: https 295ms 503 POST /notifications/testEmail
info: https 178ms 200 PATCH /api/system
error: /notifications/testEmail request failed: 1010D7B67F000000:error:0A00010B:SSL routines:ssl3_get_record:wrong version number:../deps/openssl/openssl/ssl/record/ssl3_record.c:
354:
error: https 280ms 503 POST /notifications/testEmail
</code>

===== Network =====

==== slow "network" loading ====

Cleanup and repair MongoDB. 
MongoDB is stored on HDD (slow).

[[https://help.ui.com/hc/en-us/articles/360006634094-UniFi-Network-Controller-Repairing-Database-Issues-on-the-UniFi-Controller#2|UniFi - Repairing Database Issues on the UniFi Network Application]]