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Forum Discussion
jconradh
Aug 20, 2025Tutor
CAX80 Firmware Version 5.1.1.8 Stops ALL port forwarding
Xfinity keeps updating my CAX80 firmware to 5.1.1.8, and it destroys all port forwarding ability. This is AFTER a full reset multiple times. I have to re-flash to the 2.1.5.2 firmware and port forwar...
CrimpOn
Aug 20, 2025Guru - Experienced User
Probably silly questions, but....
When the firmware updates to 5.1.1.8 and the CAX80 reboots, the Port Forwarding settings remain in the web interface, correct?
and the public IP address remains the same?
- jconradhAug 20, 2025Tutor
100% correct. Turns out Xfinity IS pushing the firmware updates:
"NETGEAR provides your ISP with the latest firmware and your ISP updates your firmware".
I'm thinking the OpenDNS won't work. I'll just have to re-flash every time I want to host. My friend has a co-location site and he said he could host for me, but I was hoping not to do this.