From experience (we ran out of IPv4 a long time ago in the APNIC region) this is not needed, what is needed however is session timeouts. Xbox and PlayStation are the most sensitive to session timeouts.
-----Original Message----- From: NANOG [mailto:nanog-bounces@nanog.org] On Behalf Of Roland Dobbins Sent: Monday, 30 June 2014 7:48 p.m. To: nanog@nanog.org list Subject: Re: Cheap LSN/CGN/NAT444 Solution On Jun 30, 2014, at 1:37 PM, Robert Drake <rdrake@direcpath.com> wrote:
Total PPS or bandwidth is the number you need rather than number of customers.
Also, be sure you have S/RTBH or some other mechanism southbound of the NAT for dealing with compromised/abusive hosts which can chew up the state-table with SYN-floods and the like. ---------------------------------------------------------------------- Roland Dobbins <rdobbins@arbor.net> // <http://www.arbornetworks.com> Equo ne credite, Teucri. -- Laocoön