Looks like I need to create two scripts using WinSCP but not familiar with it, I thought I could do it in the router's UI but will just revert back to using the TP-Link router.Google is your friend. I see many solutions posted online, including with Asus routers here on SNB.
https://www.snbforums.com/threads/access-modem-configuration-page.11957/page-2#post-289752