Re: Companies using public IP space owned by others for internal routing

[Owen DeLong <owen () delong com>]

> On Dec 19, 2017, at 07:39 , Livingood, Jason <Jason_Livingood () comcast com> wrote:
>
> On 12/18/17, 2:36 PM, "NANOG on behalf of Harald Koch" <nanog-bounces () nanog org on behalf of chk () pobox com> 
> wrote:
> > They could use IPv6. I mean, if the mobile phone companies can figure it out, surely an ISP can...
>
> Except for cases when it is impossible or impractical to update software on a great number of legacy devices…
>
> JL
Yeah, in those cases, they should use IPv6 + NAT64 or similar mechanism. 

Owen