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If you're asking for technical help, please be sure to include all your system info, including operating system, model number, and any other specifics related to the problem. Also please exercise your best judgment when posting in the forums--revealing personal information such as your e-mail address, telephone number, and address is not recommended.
SMTP 500 Syntax Error CMD Unrecognized
<mail.domain.local #5.5.0 smtp;500 Syntax error, command unrecognized> " These emails are received by the sender. I have no problem ever sending email to these companies. Any help on resolving this issue would be greatly appreciated. I'm currently working with Watchguard Technical support but they are kind of slow and haven't found a solution yet. Thanks in advance.