Re: slow ethernet connection.

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Article #567

#567

From: john
Date: Tue, 31 Mar 1998 00:00

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In article <EqnH8s.FA9@palaemon.demon.co.uk>,
Geoff Blake  <geoff@palaemon.demon.co.uk> wrote:
>Hi there,
>
>I have a few Linux boxes, in the main running RH4.2 and are generally quite
>similar. One machine is _extremely_ slow in connecting via ethernet. When
>pinged, it responds in around 1.5mS(ish) but when telnet'ing, the connection
>is instant, but the login prompt can take 30-60 seconds to appear. Similar
>time delays apply to ftp and http conections. Once the connection is made,
>response is pretty well normal (as far as I can tell). Console logins are
>normal.

There's something wrong with your DNS configuration.  The Linux machine
is trying to do a reverse DNS lookup to discover the source of the
connection and this lookup is timing out.

>The machine concerned uses a SiS chipset and P75/30MB (the other 2MB are
>used by the onboard SiS graphics) and uses IDE disks. The software build is
>pretty much "straight out the box" RH4.2. It's primary use is an Intranet
>server although I intend to add dns and dhcp serving when this bug is out
>the way.

Set up the DNS now and you should find the problem goes away.

HTH
John
-- 
John Winters.  Wallingford, Oxon, England.

The Linux Emporium - a source for Linux CDs in the UK
See <http://www.polo.demon.co.uk/emporium.html>

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From: john@polo.demon.co.uk
Subject: Re: slow ethernet connection.
Date: 1998/03/31
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