error SMTP Authentication in your mail client.

error SMTP Authentication in your mail client.

error message when sending:

Falló el envío;Motivo:550-Please turn on SMTP Authentication in your mail client. 550-sender1.zohomail.com [XX.XX.XX.XX]:34318 is not permitted to relay through550 this server without authentication.

Yesterday job well
help please
Greetings from Lima-Peru
sorry for my English