external access

I have a new DS1621+ and just before that had to get a new router and purchased the eero pro 6 to set up a mesh wifi system. The NAS is plugged in via the ethernet cable and everything works fine at home but I wanted to establish some external access with DDNS but the router configuration won't...

Hello, I was wondering if there was a way to limit the external access to my NAS in such way that it is only accessible using the DNS and not the IP. Currently when I try to access the NAS from outside with my public IP https://<my-public-ip>/, it redirects me to...