[Greylist-users] Greylisting is great but...

[Cami]

Paul Schwarz wrote:

> Road Runner for example waits 1 hr on retries.   Seems like 1/2 of the 
> people we deal with use road runner SMTP servers.   1 hour is a long 
> time when you have a blueprint coming to you.   Of course to be fair I 
> must say that our great spam software white-lists all outgoing messages, 
> so if you reply to the delayed person they won't be delayed ever again.
>  
> Some newsletters wait sometime 1 day to resend things or don't resend.
>  
> If we were is a perfect world every email server would try every 30 
> minutes and there wouldn't be too much of an issue.
>  
> My quandary is should I stop greylisting or live with the problems.   A 
> hard decision

The answer is really simple, whitelist the remote MTA's.

Certain greylisting implementations provide automatic
whitelisting of MTA's when they deliver more than X
'authenticated' triplets. (At least my implementation does,
i got the idea from Wietse Venema).

Cami