Configuration of Linksys WRT3200ACM Bridge Mode.
To enable the Linksys WRT3200ACM bridge mode, you must log into the router’s user interface. For the login, you can use the router’s default IP address. Through the IP address, you can access the login page.
After that, you can use the default username and password to log into the router. Once you are logged in, you can go to the settings, and configure the settings of the router accordingly.
https://linksysrouter.net/linksys-bridge-mode/