netdev - Re: tcp timestamp issues with google servers

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Message-ID: <87mx50rz34.fsf@tucsk.pomaz.szeredi.hu>
Date:	Tue, 22 May 2012 17:54:07 +0200
From:	Miklos Szeredi <miklos@...redi.hu>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: tcp timestamp issues with google servers

Eric Dumazet <eric.dumazet@...il.com> writes:

> On Tue, 2012-05-22 at 17:25 +0200, Miklos Szeredi wrote:
>
>> So it appears.  The IP address is certainly registered to Google.
>
> Good, but you could have a middlebox doing transparent proxying.
>
> The SYNACK could be send by this box.

Okay.  Is there a way to find out whether there is a middlebox or not?

Thanks,
Miklos

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