G-Man

Go to "main/esp32_nat_router.c" then look for _.ssid_hidden = 0_. Change it to 1 as so _.ssid_hidden = 1_.

The code has since changed, where would you add the ip_portmap_add() calls now?

Did you ever get any resolution to this issue?

Bumping this. Same issues for me. Not sure why there is a sudden drop in performance.

I found the solution to my particular case. It turns out ISP's like to recommend and use their own DNS services these days. Once I updated my routers to Cloudflare...