So I had to setup a ring stick up cam for a friend. They are currently using a Telstra NBN smart modem that has a built in LTE backup connection. Default out of the box the unit would fail to connect and everything pointed to the wifi being an issue. After hours of troubleshooting I discovered that the LTE link was active because the vdsl service hadn’t been provisioned yet. The LTE was set to use native ipv6 on the internet. I changed it to only use ipv4 and the camera setup was by the book. Hopefully this helps anyone else in Australia trying to use ring devices one the Telstra smart modem.
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