nanog mailing list archives

Re: ipv4 on mobile networks


From: Mark Tinka <mark@tinka.africa>
Date: Mon, 25 Oct 2021 08:55:42 +0200



On 10/25/21 08:29, Lady Benjamin Cannon of Glencoe, ASCE wrote:

I’m typing this on an LTE UE on our network with a NAT’d IPv4 IP address.

Feels relevant.

We may be missing each other here...

From the point of view of TCP/IP, a node behind a CGN has a unique IP address.

So what I'm trying to understand is, despite whether a connection is pure or NAT'ed, how does a device on the Internet expect to communicate without an IP address?

Mark.


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