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Date:      Tue, 21 Nov 2006 14:56:47 -0500
From:      Chuck Swiger <cswiger@mac.com>
To:        Graham Bentley <admin@cpcnw.co.uk>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Slow Surfing all of Sudden !?
Message-ID:  <456359FF.8050602@mac.com>
In-Reply-To: <op.tjc8z0z1t4j7n6@localhost.cpcnw.co.uk>
References:  <20061121120050.01E5C16A4D4@hub.freebsd.org> <op.tjc8z0z1t4j7n6@localhost.cpcnw.co.uk>

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Graham Bentley wrote:
[ ... ]
> Looking at my router lights there seems to be a delay after pressing
> enter (after typing the URL) then ... some seconds later the page comes
> streaming in. Its odd because I noticed this exact behaviour some
> months ago when I tried out PCBSD.
> 
> Everything starts of nice and quick as far as browsing the web
> is concerned then after some time / event ? this delay gets
> introduced ?
> 
> How would I go about trying to figure out what is causing this effect ?

Run "tcpdump not port 80", and pay especial attention to the packets which are 
sent just before you notice these pauses.

In general, it's probably a DNS lookup issue; you might find that disabling 
IPv6 lookups (unless you use IPv6) or running a local copy of bind with the -4 
flag will help.

-- 
-Chuck



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