Creating a guest network on the Xiaomi Mi Router AX1800 Go to product viewer dialog for this item. is a straightforward process typically handled through the Xiaomi Home/Mi Home app or the router's web admin panel. How to Enable the Guest Network
Technical Report: Configuring and Stabilizing the Guest Network on Xiaomi Mi Router AX1800
Date: Current
Device: Xiaomi Mi Router AX1800 (Global / CN firmware variants)
Firmware Version Tested: 1.0.50+ (MiWiFi)
- Go to Settings -> Advanced -> Firewall.
- Add a custom rule:
iptables -I FORWARD -i wl1.1 -d 192.168.31.0/24 -j DROP(This blocks guest-to-LAN traffic).
Part 4: Advanced Fix – VLAN & Firewall Rules (For Experts)
If the standard toggles don’t fully isolate your guest network, the AX1800 runs a Linux-based OS. You can SSH into it (if developer mode is enabled) and add a manual iptables rule.