› M1 Support Forum › m1xep killed by firmware update?? › Reply To: m1xep killed by firmware update??
July 20, 2022 at 2:45 pm
#6238
steve McCormick
Brad I just tried to respond to your email but received this error:
Technical details of permanent failure:
554.5.7.1 The user or domain that you are sending to (or from) has a policy that
554.5.7.1 prohibited the mail that you sent. Please contact your domain
554.5.7.1 administrator for further details. For more information, please visit
554.5.7.1 http://support.google.com/a/answer/172179