by Jilu Joseph | Sep 17, 2020 | Latest, Server Administration, Server Management
The error “550 5.7.1 authentication required” usually happens when an Email client cannot connect to an Email server. Email clients like Microsoft Outlook, Mozilla Thunderbird, Eudora, Mailbox connect with Email servers to organize mails. This is a common...
by Reeshma Mathews | Feb 21, 2017 | cPanel, Sender Verify Failed
SMTP error from remote mail server after RCPT TO:<user2@domain2.com>: host mx.server.com [xxx.xxx.xxx.xxx]: 550-Verification failed for <user1@domain1.com> 550-No Such User Here 550 Sender verify failed Bobcares provides website management services to...
by Visakh S | Oct 25, 2014 | Sender Verify Failed, Technical Support
SMTP error from remote mail server after RCPT TO:<user2@domain2.com>: host mx.server.com [xxx.xxx.xxx.xxx]: 550-Verification failed for <user1@domain1.com> 550-The mail server could not deliver mail to user1@domain1.com. The account ordomain may not exist,...
by Visakh S | Oct 25, 2014 | Sender Verify Failed, Technical Support
SMTP error from remote mail server after RCPT TO:<user2@domain2.com>: host mx.server.com [xxx.xxx.xxx.xxx]: 550-Verification failed for <user1@domain1.com> 550-The mail server could not deliver mail to user1@domain1.com. The account ordomain may not exist,...
by Visakh S | Oct 25, 2014 | Sender Verify Failed, Technical Support
SMTP error from remote mail server after RCPT TO:<user2@domain2.com>: host mx.server.com [xxx.xxx.xxx.xxx]: 550-Verification failed for <user1@domain1.com> 550-The mail server could not deliver mail to user1@domain1.com. The account ordomain may not exist,...
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