This is now happening on my test machine, I am able to ping the AP but not the gateway. I've also checked in the Meraki Dashboard and it's saying this machine is not currently connected.   Using Wireless Health it says that it's failing to authenticate with the following reason "type='802.1X auth fail' num_eap='0' associated='false' radio='0' vap='2'"   I've just checked on the radius servre intp the logs and it says 'Network Policy Server granted access to a user.' and has all the login details and says that it was Meraki etc as it should, so that all looks fine but still no connectivity past the access point.   What should I check next?     Now around 15 minutes later it's just started working again without any intervention from me.     Now it has occured again and I have checked Wireless Health and it's not giving me any error message. Apparently no clients are having problems connecting. When I disconnect and reconnect the WiFi on the machine there is no improvement and on the Meraki event log for this device there are no new entries. It's as if it's not trying to authenticate at all. Same goes for the ability to ping the AP but nothing else ... View more

Thanks for the ideas! I've just updated the firmware, I'm not sure how out of date it was. I'll check when I next see the issue occuring ... View more