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Solutions
What is the issue?
Email is not delivering to Office 365, resulting in this server response: 451 5.7.(500-699) Server Busy. Please try again later.
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What is the issue?
If you are experiencing issues where Excel or other office files containing legitimate macros are blocked as a virus, this article...
What is the issue?
Some inbound email is being rejected with an SMTP response similar to the following:
Mar 1 13:38:21 spamtitan postfix/smtpd[6737...
What is the issue?
A SpamTitan server is stuck on a boot loop.
What causes the issue?
This usually occurs after a hard shutdown or power outage w...
What does this solution describe?
This message is generated by SpamTitan for an email containing a file with a .dat extension.
A file with a .dat f...
What is the issue?
SpamHaus RBL is blocking all email if using an open resolver. For example, Google's public DNS 8.8.8.8, Cloudflare 1.1.1.1, an...
What is the issue?
Spoofing.
What causes the issue?
The first and last names of people in your organization are often public and readily availa...
How do I check my OS and SpamTitan version? OS: Your OS is listed in the System Overview section of the SpamTitan dashboard. Version: Yo...
Problem / Solution If SASL Authentication fails, but you are sure the LDAP User DN, LDAP Password etc. are correct, try putting the LDAP Query Filter in ...
SaaS DCI / Gateway Description It appears that microsoft is applying rate limits to SpamTitan currently. If your mail is being deferre...