All Cisco Meraki networking devices are capable of passing IPv6 traffic, limited to the per-product specifics outlined below.

MR Access Points If enabled, Cisco Meraki access points can pass clients' IPv6 traffic. This option can be configured under Network-wide > General > Device configuration > IPv6 Bridging. Note: IPv6 can only be used on SSIDs in bridge mode.

MX Security Appliance and Teleworker Gateways Cisco Meraki security appliances can pass IPv6 traffic in pass-through mode, but no traffic analysis or manipulation is possible when using IPv6. At this time, IPv6 traffic cannot be routed or passed along a VPN tunnel.