THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
...
I'm an ISP, and mails from our customers, using POP-before-SMTP for authentication, are hitting RCVD_IN_DYNABLOCK.
Just like your MSA "smarthost" has to be told who your POP-before-SMTP users are, SpamAssassin (if running on that same "smarthost" machine) has to be to too. There's a custom plugin for just that:
...