Hi all thought i'd reach out to you with 2 questions i have. 1 is there a possibility to have tomato have a failover wan to wifi? it can be big help say for a temp fix to lift the network from a friend close by or with 4G. also, i can never understand what the "tag" means in vlan. i can see you can enable a port then also right to the right of it tag it, can anyone please explain? thank you so much!