I am still waiting for an Cisco Meraki solution to bulid a Wireless brideging with mor than one VLAN unsing Meraki MR accesspoints. Any news for this topic?
Re: Single SSID, multiple VLAN's with Group Policy
Just as described: applying group policies even including several VLANs within one SSID works as a charm. Just follow the instructions, you can even have dynamically attached Group Policies per user / endpoint if you're using RADIUS.