[AusNOG] Data Retention - are you kidding me??

[Sam Silvester]

On Tue, Nov 22, 2016 at 3:11 PM, Mark Newton <newton at atdot.dotat.org> wrote:
>
>
> “Identifiers of a related account” can be a username, or a full name, or a
> name and an address or somesuch (aka “any other service or device
> identifier known to the provider that uniquely identifies the source of the
> communication.”)
>
> It can’t be “the IP address and port number allocated to the subscriber or
> device connected to the internet…” because you’re an ISP, you don’t
> allocate port numbers, that’s the job of the applications running on the
> users’ devices.
>
> How on earth are you harvesting port numbers?
>
>
Sure it can be.

Customer A might have a CGNAT outside IP 192.0.2.1 port range 10001 to 11000
Customer B might have a CGNAT outside IP 192.0.2.1 port range 20001 to 21000

So in this case, it's important to keep track of both the IP as well as the
port/port range assigned to the user at the time.

Sam
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