netdev - Re: [PATCH] tcp: Generalized TTL Security Mechanism

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Message-Id: <20100114.030454.16178889.davem@davemloft.net>
Date:	Thu, 14 Jan 2010 03:04:54 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	andi@...stfloor.org
Cc:	shemminger@...tta.com, netdev@...r.kernel.org,
	linux-api@...r.kernel.org
Subject: Re: [PATCH] tcp: Generalized TTL Security Mechanism

From: Andi Kleen <andi@...stfloor.org>
Date: Thu, 14 Jan 2010 11:58:13 +0100

> Stephen Hemminger <shemminger@...tta.com> writes:
>>
>> Only TCP is supported, but could also be added to UDP, DCCP, SCTP
>> if desired.
> 
> Perhaps I'm blind, but where is the default set if the socket
> option is not used? 

Socket allocation memset()'s it to zero.
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