The gateway id is included in the device metadata so you don’t need a lookup function for the EUI.
Possible, but it’s not going to make any difference to fixing your issues.
You can’t register a duplicate EUI on v3, so they’d share the same gateway registration, not sure if the gateway server would notice, but again, it’s not going to make any difference to fixing your issues.
- Don’t have devices at the outer limit of their range
- Don’t assume that the vendors have implemented TR007 Developing LoRaWAN® Devices
- Be wary of any corporate body that relies on WordPress upload directories on its website.