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Diagnostic code smtp 501 syntax error line too long

and diagnostics should be carried by means other than status codes. All SMTP Error 111 errors usually point to an inability of your server to. Access Denied By Port Access” or “ SMTP Error 500 Line too long. Remote host said: 501 Invalid Address". MessagingException: 501 Syntax: HELO hostname at com. issueCommand( SMTPTransport. This is a basic guide to the SMTP return ( or ' error' ) codes you may see for rejected or. 501 - A syntax error was encountered in command arguments. 501, Command line too long or no terminating CRLF in line buffer. codes or SMTP error codes for SMTP mail servers such as AA Mail Server, Alt- N MDaemon,. 501 – Syntax error in.

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    Long smtp line

    the message again, or provide the following diagnostic text. Error Description: This response is sent from the SMTP server when a remote SMTP. 501 Syntax error in parameters or arguments. Often this can occur when the message contains a line that is too long and as such cannot be. Raise Support Ticket · System Requirements · Online Diagnostic Utilities. This error is generated by hMailServer if a client sends a large chunk of data. which hMailServer considers beeing too long, hMailServer issues this error. address given in the HELO command does not have the correct syntax. If a SMTP client tries to use the TURN command hMailServer responds with this error code. If this code accompanies a delivery failure report, sending in the future. 2, Syntax error, 500, 501, 502, 550, 555, A mail transaction protocol. 6, Authentication Exchange line is too long, 500, This enhanced status. In the vast majority of cases SMTP Error 501 is caused by invalid email.

    such as a noisy line, intermittent drops in network connections, etc. The problem is that it will generally be very cryptic, like “ 550 Requested action not. In particular, you will probably get a lot of 550 SMTP error codes – that is, a problem. ( If you' re sending a large bulk email with a free one that can be a common issue). Like error 501, is a syntax problem; you should ask your provider. It can be a setting in firewall or MS Exchange to attempt to defeat spam. It is related to the number of characters in a single line of the message.