Search FAQs

{"searchBar":{"inputPlaceholder":"Search by keyword or ask a question","searchBtn":"Search","error":"Please enter a keyword to search"}}

SMTP server returned error “Illegal address syntax from unknown in MAIL command:” when emailing the historical logs from an EGX300


The smtp server returned the following error:

Nov 26 09:16:03 ip-10-10-20-165 postfix/smtpd[23309]: warning: Illegal address syntax from unknown[] in MAIL command: test@Schneider-electric.com

Also, the diagnostic page of the EGX300 shows a "connection error" under the SMTP portion.

Product Line


EGX300 built in webpage configuration


The From Address: and To Address: are not in a format that the SMTP server recognizes.


Add the signs "<" and ">" to the From Address: and To Address: fields.

Now, verify proper email opperation.
Explore more
{"support":{"yesButton":"Yes","noButton":"No","feedback":{"title":"What can we do to improve?"},"submitButton":"Submit","successMessage":"Thank you for your feedback","title":"Was this helpful?","feedbackPercentLabel":"of people found this helpful","captcha":{"error":"Please tick the box"}}}
Explore more