This is something we recomend, if you have Outdoor Hotspot it has Ground connection, also antena can easily grounded in connector part.
Or you can use Lightning Arrestor to make it more profesional way.
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In some countries per law requiered to Ground PoE adapter also, if so you can use PoE Injector with This capabilities.
If you are looking for the best Grounding solution let us share one !
