Zimbra configuration guide (SMTP) gmail

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singh1812
Posts: 1
Joined: Fri Dec 21, 2018 11:45 am

Zimbra configuration guide (SMTP) gmail

Post by singh1812 »

Hi all,

i am new to Zimbra and have installed Zimbra 8.8.10, i can receive a mail but not able send an email, please guide me how to configure smtp authentication, when i tried to send mails gmail account getting following error.

550-5.7.1 This message does not have authentication information or fails to
pass 550-5.7.1 authentication checks. To best protect our users from spam,
the 550-5.7.1 message has been blocked. Please visit 550-5.7.1

Please guide even hosting side what all records needs create for the same.

Thanks all........

Regards
Singh
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