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how_to:error_message_after_sending_rcptto_-_error_0_-_text_550_5.7.1_relaying_not_allowed_bad_sender_ip_address [2018/11/14 10:45] (current)
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 +======Error message after sending RCPTTO: - error 0 - text 550 5.7.1 Relaying not allowed! Bad sender IP address======
 +If you get this error message from within Webmail, then it usually means that the SMTP service access restrictions are blocking Webmail from sending mail.
 +The VPOP3 Webmail service sends mail by sending it to the SMTP service on the address ****. It can bypass authentication requirements,​ but if you have set the SMTP service not to allow connections or relaying from the **** address, then you will get an error such as the above.
 +To fix this, in the VPOP3 settings go to ''​Services -> SMTP Server''​. Go to the ''​IP Access Restrictions''​ tab and Add a restriction rule like either **Allow | Local Nets** or **Allow | IPv4 | / 8**. Then press the ''​Submit''​ button.
how_to/error_message_after_sending_rcptto_-_error_0_-_text_550_5.7.1_relaying_not_allowed_bad_sender_ip_address.txt ยท Last modified: 2018/11/14 10:45 (external edit)