RCA Thomson Digital Cable Modem (DCM305R) "wifi forgot code" Questions

...forgot wifi security phrase on rca thompson modem unit should have its code printed on sticker on side of it. or you can use a wired connection to read security settings if you know the modems IP ...

...forgot your user and password of router then press RESET button of router for 10 seconds it is in back side of router. Then all settings defaults. Connect your router to computer with ethernet cable ...