Re: tcp_timestamps problems with BSD ? (2.2.14,2.2.16)

From: iafilius@xs4all.nl
Date: Fri Jun 09 2000 - 00:13:11 EST


Hello Miquel,

On 8 Jun 2000, Miquel van Smoorenburg wrote:

> In article <cistron.Pine.LNX.4.21.0006081919090.11171-100000@sjoerd.sjoerdnet>,
> <iafilius@xs4all.nl> wrote:
> >I found some problem with loading some URL's on internet, some part loads
> >terrible slow (about 15 minutes), while it workes fine with al those M$
> >boxes around me (at work ...).
>
> Seen that too.

I just started thinking i was the only one seeing this :)

>
> >After some research i found that disabling the tcp_timestamps (in
> >/proc) "solved" the problem.
>
> Known "problem", I think.
>
> >I don't know if it is a linux issue or a remote os issue.
>
> It is a remote OS issue.
>
> >If i found correctly the "problem" sites are running BSD.
>
> Nope... the problem sites are running Windows.
>
> >For those who want to know more, just visit:
> >http://www.detelefoongids.nl/ (the middle fill-in window is the problem)
>
> This is a Micro$soft box. "Microsoft-IIS/4.0"

Yes, but it loads the middle window from an other machine i thought.

I'll provide a tcpdump withing a few hours

>
> >http://www.domain-registry.nl/ (didn't test myself, but told to)
>
> That site works fine, I visit it regulary from my Linux box. It runs
> some flavor of Unix [Apache/1.3.12 (Unix) ]
>
> >Can someone enlighten me about the Linux or BSD issue?
>
> I also had to disable TCP timestamp and sliding window on our SMTP,
> POP3, proxy and web servers to make sure that Windows boxes can
> connect without problems.
>
> Mike.
>
> Please read the FAQ at http://www.tux.org/lkml/
>
> ------------------------------
>

Arjan Filius
mailto:iafilius@xs4all.nl

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