550 Please turn on SMTP Authentication in your mail client
Posted: Fri Sep 16, 2016 10:30 am
I am getting the below error while sending a test email from gmail to my domain. Please help
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Delivery to the following recipient failed permanently:
testing@xxxxxx.com
Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the server for the recipient domain xxxxxx.com by xxxx.com. [192.168.1.5].
The error that the other server returned was:
550-Please turn on SMTP Authentication in your mail client.
550-mail-pf0-f174.google.com [209.85.192.174]:33001 is not permitted to relay
550 through this server without authentication.
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Delivery to the following recipient failed permanently:
testing@xxxxxx.com
Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the server for the recipient domain xxxxxx.com by xxxx.com. [192.168.1.5].
The error that the other server returned was:
550-Please turn on SMTP Authentication in your mail client.
550-mail-pf0-f174.google.com [209.85.192.174]:33001 is not permitted to relay
550 through this server without authentication.
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