ipad cannot detect uxplay after starting avahi-daemon

[lidaxian121]

ipad cannot detect uxplay after starting avahi-daemon

Server version: Ubuntu22.04 LTS
Uxplay version: 1.68(build from source)
ipad version: ipad Air(5) ipadOS 17.3.1

UxPlay 1.68: An Open-Source AirPlay mirroring and audio-streaming server.
using system MAC address 90:2e:xx:xx:xx:xx
Initialized server socket(s)

● avahi-daemon.service - Avahi mDNS/DNS-SD Stack
     Loaded: loaded (/lib/systemd/system/avahi-daemon.service; enabled; vendor preset: enabled)
     Active: active (running) since Fri 2024-04-12 14:01:12 CST; 10min ago
TriggeredBy: ● avahi-daemon.socket
   Main PID: 790 (avahi-daemon)
     Status: "avahi-daemon 0.8 starting up."
      Tasks: 2 (limit: 18905)
     Memory: 2.4M
        CPU: 5.355s
     CGroup: /system.slice/avahi-daemon.service
             ├─790 "avahi-daemon: running [legion.local]"
             └─864 "avahi-daemon: chroot helper"

But when I open screen mirroring on my ipad, there is nothing.

[lidaxian121]

Oh, I use Campus Network on two of my device. But it seems there is not the same wlan while they have the same name.

So I use my phone's personal hotspot and solve this problem.