HOW TO TURN A ROUTER INTO A SWITCH
How To Turn A Router Into A Switch
Log into the router…
change the routers ip address to 192.168.2.1 (best practice but most times not needed)
Turn off DHCP
Turn off UPNP
Now plug cables into LAN ports and it should be working as a switch.
To Reset The Router back To A swtich… Do A hard reset on the switch… generally this means taking a paperclip and pressing and holding a button for 30 seconds… usually its a small inset button…