Greylisting is not (IMAO) a particularly friendly tool. It will cut spam from the "open outgoing mail chute and excrete regardless of response" spambots, but anything that does proper retry (or is ramming it …

Apr 21, 2017 · Leave `greylist` score as > per default or remove it; it doesn't have influence on rspamd's > greylisting module anyway. If the score doesn't influence greylisting, how do I control it? Is every …

Apr 9, 2018 · I have looked for the settings to disable the GRELIST_CHECK and GREYLIST_SAVE symbols but don't see where these values should go based on a default 'rspamadm configdump' output.

May 9, 2017 · Hello. I have a problem understanding how greylisting works in rspamd. There is this setting in exim:

Mar 4, 2006 · ‘greylisting’, the mails fail to get delivered, without any intimation to the sender on the first attempt. Thereafter on either restarting the server or SMTP service, the mails get delivered to the …

Dec 13, 2005 · When sending to greylisting sites mail is not resent, and users get no NDR. SMTP log shows only the first attempt, mailqueue and mailfolders are empty. What's really weird is that after …

Feb 2, 2013 · Just so there is no misunderstanding: I am unhappy running an older version that is not updated with security fixes anymore and I had planned to upgrade before now (but not immediately …

greylisting since it will 4xx any client that passes. When they reconnect, they skip postscreen entirely; in effect, they've passed

Dec 29, 2011 · Our 'problem child' mailserv installation started rejecting all incoming email this morning - it appears that the milter-greylist is not working properly [on 9323]. All incoming mail gets the 451 …

I think we are seeing the exchange "greylisting" bug where emails sometimes get