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Re: Pop Auth wery slow



thanks for your answer.
I forget to say that i use another pc to filter the incoming access and there is
no particular filter to port 113 because i know the problems it create with wu-
ftpd.

Thanks again
ciao

Scrive Derek Benson <derek@its.uq.edu.au>:

> If you block auth port 113 with a deny instead of a reject then
> sendmail
> will hang for quite some seconds as it trys to connect back to your
> machine
> on that port.  Changing firewall rules to reject will solve this.
> 
> hope this helps
> derek
> 
> On Wed, 5 Sep 2001, Tobias Schaefer wrote:
> 
> > Date: Wed, 5 Sep 2001 18:26:09 +0200 (CEST)
> > From: Tobias Schaefer <T.Schaefer@science-computing.de>
> > Reply-To: pam-list@redhat.com
> > To: pam-list@redhat.com
> > Subject: Re: Pop Auth wery slow
> > 
> > Hi Christian,
> > 
> > >       i have finally installed my redhat mail server (7.0)
> > >       but i have a little problem. When i retrieve the mail
> > >       from the pop3 server i must wait a lot for the user auth.
> > >       The log files don't report any error because the mail is
> correctly 
> > > retrieved and sent.
> > > Is there someone who had the same problem?
> > > I see that something similar happens to wu-ftpd.
> > > What i should check :
> > 
> > the first thing that comes to my mind is host name resolving.
> > 
> > Check in /etc/nsswitch.conf for a line like this:
> > 	hosts:  files nis dns
> > 
> > If you do dns name resolving you should check /etc/resolv.conf:
> > Are all nameserver entries valid? These entries are processed in
> > sequence: If the first nameserver is unavaillable it waits (half a
> minute)
> > and then takes the second. If that fails (half a minute) the third
> is
> > checked.
> > 
> > 
> > Tobias
> > 
> 
> ----------------------------------------------------------------
> Derek Benson                     |   
> Infrastructure Management        | Tel: +61 7 336 53690 
> Information Technology Services  | Email: d.benson@its.uq.edu.au
> The University of Queensland     | http://www.its.uq.edu.au
> ================================================================
> 
> 
> 
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