I got this message from Meraki last week   You are receiving this email because we are continually improving our systems, and new tests have determined that the Meraki cloud is having difficulty communicating with one or more of your devices. The firewall information page describes which IPs and ports you must whitelist in order for your devices to operate optimally.   Please check the firewall rules that these devices are behind: BTBRE-AP-01  BTBRE-AP-02 See this page for more information on how you should configure your firewall: Firewall Information   I've checked out my firewall rules and all are configured. What  kind of tests can I make to verify my connectivity with the Meraki cloud?     ... View more