FC1 -> FC2: very slow xDSL connection...

[Cosme Faria Corrêa]

I have an idea.

Do not up ppp0 on boot.
Watch logfile ( tail -f /var/log/messages)
Start ppp0



Em Sex, 2004-06-25 às 05:32, Andrea Giuliano escreveu:

> On Thu, 2004-06-24 at 19:31, Christoph Wickert wrote:
> > Am Do, den 24.06.2004 schrieb Andrea Giuliano um 15:11:
> > > Dear all,
> > > 
> > > a few days ago I had my home ADSL connection working, and it was working
> > > incredibly fast!
> > > 
> > > Then I decided to upgrade from FC1 to FC2. Note that I've been using FC2
> > > for some weeks here at work with very positive results.
> > > 
> > > After the upgrade at home, the connection became so slow that it is
> > > almost unusable. 
> > 
> > What exactly is slow: The transfer rate (e.g. when you download a big
> > file from a fast server) or name resolution (getting the IP for a
> > hostname)?
> When I activate the ppp interface, it takes much more time than with
> FC1. When I had FC1 running, the log almost immediately showed the lines
> with the local and remote IP addresses and DNS' addresses. Now, after
> the line "ppp <- /dev/pts... " or whatever, it takes ten or more seconds
> to see those addresses.
> 
> After that moment, the connection itself is very slow. As I say in the
> answer to Andy Green, some traceroute and ping command show that DNS is
> not the issue here: name are resolved immediately. Traceroute starts
> printing "*" after several lines which appears quite rapidly, and keeps
> on this way for many many seconds, I never had that much patience to
> wait for it to stop.
> 
> > I think you _may_ be hitting the problem with mozilla and IPV6, which is
> > turned on by default in FC2. There has been some discussion about this
> > last week on the list.
> 
> This sounds interesting. But how can I disable IPv6 to see if it's the
> cause? Must I recompile the kernel, or have I just to echo something
> somewhere in /proc?
> 
> Many thanks.
> 
> > Christoph
> > 
> -- 
> Andrea Giuliano, Ph. D.
> ICCU - Istituto Centrale per il Catalogo Unico
> Viale Castro Pretorio 105, Rome - ITALY
> Tel. +39064989509, Fax +39064059302
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