Re: [Exim] strange smtp delay?

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Szerző: Tabor J. Wells
Dátum:  
Címzett: Jason
CC: exim-users
Tárgy: Re: [Exim] strange smtp delay?
On Thu, Sep 06, 2001 at 09:39:26PM +0100,
Jason <jason@???> is thought to have said:

> I currently have a problem which has got me very confused!!
> EVERY smtp connection to my mailserver takes exactly 30seconds from initial
> connection to complete. (as below)
>
> 2001-09-06 21:10:24 15f5Tk-0003G4-00 <= removed
> 2001-09-06 21:10:54 15f5Tk-0003G4-00 => removed
> 2001-09-06 21:10:54 15f5Tk-0003G4-00 Completed
>
> If you try to telnet to my mailserver on port 25 it also takes exactly
> 30seconds before I get the mailserver greeting! Its running Solaris 2.7 &
> Exim 2.12. Am I missing somthing obvious? I don't know what to check next!
>
> Any help will be very much appreciated.


A likely guess would be that the first nameserver in your /etc/resolv.conf
is unavailable and your DNS lookups are timing out before using the second
nameserver.

Do an 'exim -d11 -bt user@???' to confirm. -d11 will show you what
DNS server you're using and the results of that query.

Tabor
-- 
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Tabor J. Wells                                     twells@???
Fsck It!                 Just another victim of the ambient morality