I’m having an issue with my BR1 where it will show it has cell connection, but no data can pass. I use this as a failover on my firewall. The firewall is reporting 100% packet loss (through the BR1). On the BR1, I see this;
I’d start with the latest beta firmware 8.1 RC1 see if the problem goes away.
If it comes back raise a ticket and attach a diganostic report, taken before you reboot or reset the module.