Consumer routers: Can WAN side IP addr. be non-routable?
Such as WAN side is 192.168.0.x and LAN side is 192.168.1.x.
Or even 192.168.1.x on both WAN and LAN?
Reasoning: When my beloved (not) TWC internet services is down once again, I can plug the ethernet cable from a Sierra Wireless cellular router into the TWC router's WAN port. Then I don't have to deal with the switches in my LAN, my normal router's DHCP reservations, etc.
I wonder if NATing from non-routable to/from non-routable...
Consumer routers: Can WAN side IP addr. be non-routable?
Such as WAN side is 192.168.0.x and LAN side is 192.168.1.x.
Or even 192.168.1.x on both WAN and LAN?
Reasoning: When my beloved (not) TWC internet services is down once again, I can plug the ethernet cable from a Sierra Wireless cellular router into the TWC router's WAN port. Then I don't have to deal with the switches in my LAN, my normal router's DHCP reservations, etc.
I wonder if NATing from non-routable to/from non-routable...
Consumer routers: Can WAN side IP addr. be non-routable?