Phil Biggs: > Hello all, > > I'm running postfix postfix-3.3.1 on FreeBSD 11.1-RELEASE. > > For quite a long time I've used a persistent postscreen_cache file: > > postscreen_cache_map = btree:/var/db/postfix/postscreen_cache > postscreen_cache_retention_time = 90d > > The postscreen_cache.db file is there and seems to be updated. > > A few times in the past I've noticed that, after rebooting the server, > IP addresses that are in the postscreen_cache.db are bounced with > a "Service currently unavailable".
Postfix for privacy reasons does not divulge every detail in its responses to SMTP clients. To find out more about the problem, look in the logs, and report what it says there. http://www.postfix.org/DEBUG_README.html#logging Wietse
