On Mon, 20 Aug 2012, Chu, Yi [NTK] wrote:
It is not about security. It is about finding enough bits to service 7 digits number of subs.
IPv6 takes care of that problem quite effectively :) If there is a major amount of gear in the network that will not support IPv6 (apply bat to vendor as appropriate), then I can understand going down the road of IPv4 + CGN, but I would consider that to be an absolute last resort. Not much upside, lots of downside. jms
-----Original Message----- From: Dobbins, Roland [mailto:rdobbins@arbor.net] Sent: Thursday, July 26, 2012 12:19 AM To: NANOG list Subject: Re: Another LTE network turns up as IPv4-only squat space + NAT
On Jul 19, 2012, at 3:50 PM, Måns Nilsson wrote:
No, reusing somebody's prefix is A Very Bad Idea.
Concur 100%. There is no security value to doing this whatsoever - quite the opposite, given the possible negative consequences to reachability and, thus, availability.
----------------------------------------------------------------------- Roland Dobbins <rdobbins@arbor.net> // <http://www.arbornetworks.com>
Luck is the residue of opportunity and design.
-- John Milton
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