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Forum Discussion
Sempytender
Nov 08, 2021Guide
Internet Port IP Address not matching real Internet IP Address
Hello, I'm currently trying to solve a port forwarding issue with my Netgear Orbi (RBR750 is the reported model) and I've stumbled upon something weird: When I go into Internet Port settings, i...
- Nov 08, 2021
Your ISP appears to deploy CGN, Carrier Grade NAT (RFC6598: IANA-Reserved IPv4 Prefix for Shared Address Space) to overcome the shortage of public IPv4 addresses.
The NBN does only make up the transport layer, anything above is under the ISP responsibility.
Talk to your ISP, requesting a public routeable IPv4 address on your connection.
Regards,
-Kurt
Sempytender
Nov 08, 2021Guide
Thanks so much for a speedy reply. I will check it out. Could this be the root of all my port forwarding issues as well?
schumaku
Nov 08, 2021Guru - Experienced User
Yes, of course. We have no control about the port forwarding on the ISP' CGN routers.
PS. Great explanation of the "is-situation" of your connection - made it easy to anser!