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Date:	Fri, 27 Jun 2014 12:28:43 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	lojakab@...co.com
Cc:	chris@...icalelegance.com, netdev@...r.kernel.org,
	vermagan@...co.com
Subject: Re: [PATCH V6 net-next] LISP: Locator/Identifier Separation
 Protocol

From: Lori Jakab <lojakab@...co.com>
Date: Fri, 27 Jun 2014 10:31:57 +0300

> The OVS datapath's flow table is also influenced by traffic patterns
> sent by external hosts.  But while the IPv4 routing table is not
> optional for a networked host, OVS and LISP are, and people deploying
> them can still find value using them, in controlled environments at
> least.

You haven't shown how this is not exploitable if remote entities can
control the contents of your tables and how frequently they must be
updated.

I also worry about OVS, for the same reasons.

It isn't an answer to say that these technologies work fine if you
lock up the machine into a controlled environemt.
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