So i have 1841 set 0/0 has fios internet. 0/1 has 4 sub vlans set. Ping via serial on both. ping to 0/1 network on all subnets. cannot get orbi set on vlan a - so cannot test internet ping. Any help would be appreciated.
Plan is to introduce a second route for sub networks for infrastructure and Iont.
We do not have nearly enough information about your environment to be able to give you good advice. As a start please post the current running config of the router and the output of the command show ip interface brief from the router.