I have two OpenWRT devices. One acts as the Router and is connected to the modem, the other device is wired to the Router (in a LAN port on both sides) and acts as a simple AP. The Router does DHCP and has a list of all clients including hostname. The AP doesn't do DHCP, as all clients get their ad…

Sorry for the late reply but I just added a second AP and had the same problem. Here's a more efficient fping recipe which runs faster and doesn't blow the arp cache: arp-scan -qxlN -I br-lan | awk '{print $1}' | xargs fping -q -c1 I added a cron job to run this every 15 minutes. Note that as of 1…

Second device not getting DNS entries from first device to show in Associated Stations

Installing and Using OpenWrt

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Associated stations - making hostnames visible across multiple APs

OpenWrt router as a tracker in Home Assistant - Problem: empty ARP table