I guess you could also check if you have applied any switch ACLS.  Then there is adaptive policy, upstream firewall rules, DHCP and DNS server issues, ...   Packet capture is great way to start diagnosing these issues. ... View more

The "support data bundle" does capture most of this - but it is better to collect it while the device is still having the issue. https://documentation.meraki.com/General_Administration/Tools_and_Troubleshooting/Out-of-Band_Log_Fetching   ... View more