These are the WAN ethernet settings with VLAN enabled settings To make the Cisco Meraki router work with with PROXIMUS (Belgium) fiber optic. See the VLAN tagging is enabled with ID 20. Additionaly, and to a failover configuation, I've linked up a secondary router to the WAN 2 ethernet port of the CISCO router to work as secodnary. The backup router is a Peplink MAX BR1 Mini 5G which supports celullar data. These are the configuration settings I've used to make it work with the CISCO meraki router: See the DHCP connection method and VLAN tagging enabled.
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