Autor: Daniel Tiefnig Data: A: Exim Mailing List Assumpte: Re: [Exim] Exim 4.34 Server: synchronization errors
Ephraim Silverberg wrote: > telnet mailhost.cs.huji.ac.il 25
>
> It takes several minutes to respond and in the meantime the Exim 4.34
> server logs the following: [...] > 3. DNS lookup (and reverse lookup) of the laptop on the Exim servers
> gives an immediate (and correct) response.
>
> Any ideas?
Ident?
Try setting
rfc1413_query_timeout = 0s
in exim main configuration. Or set rfc1413_hosts to empty string.
Running exim with -d option will give you information about where it
spends so much time.