How do I know a gateway is operational?

Hi Tony, been busy prepping for a mini grand tour of UK - in N.West today/tonight up to Tyne Valley & Newcastle tomorrow then down to Nottingham Thurs - servicing/updating & commissioning (and in case of Nottingham decommissioning :frowning: ) GW’s and picking up equipment for various LoRaWAN projects…PM in draft sending in a minute or two!