netdev - Re: Will RFC1146 (tcp alternative checksum options) be implemented in Linux tcp stack ?

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Date:	17 Oct 2007 02:29:37 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Yanping Du <ypdu2001@...oo.com>
Cc:	netdev@...r.kernel.org
Subject: Re: Will RFC1146 (tcp alternative checksum options) be implemented in Linux tcp stack ?

Yanping Du <ypdu2001@...oo.com> writes:

>   We found the standard 16-bit tcp checksum is not
> strong enough in some cases. Is there any roadmap on
> implementing RFC1146 (tcp alternative checksum
> options) in Linux tcp stack ?

The standard way to solve this problem is to either use
SSL or IPSec.  They both use very strong checksums
and are widely supported unlike this obscure old RFC.

-Andi
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