Fwd: Re: IP Tables slows network response times

Michael Hallager michael at networkstuff.co.nz
Mon Aug 15 13:04:15 CEST 2005

I use Postfix MTA and I am getting long waits on other aservices like www.
I will post the output.

> Some time ago, I had a similar problem with slow responses (~30s delay).
> It turned out that it was identd, as Grant assumed in your case too.
> Adding a rule like
> iptables -A OUTPUT -p tcp --dport 113 -j REJECT \
>          --reject-with tcp-reset
> solved this for me. I don't know the Slackware distro, but it seems,
> that they use sendmail. If this is true, it is quite likely that identd
> causes the trouble (at least it was true for me on one box).
> Have a nice time,
> Joerg

Michael Hallager
networkStuff ltd
www.networkstuff.co.nz | p.09.839.1000 | m.029.638.7883

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