[Solved] Dhcp hotplug script is not working

[eR2022]

Thanks to @patient0 . The job is done.
Thanks a lot @patient0 . He helped me in DM for over 3 hours!
Thanks
I will post the full method later to everyone and will edit this post.

EDIT:

Real-Time Updating Dumb AP Associated Stations!

This method will update your Dumb AP devices hostnames in Real-Time! No cronjob or whatsoever. Run this SSH commands on your Main router: mkdir /root/.ssh dropbearkey -t rsa -f ~/.ssh/id_dropbear Copy the full key (without Fingerprint) to the Dumb AP System > Administration > SSH-Keys Run this command once on Main router to add it as trusted host (PuTTy) : scp /tmp/dhcp.leases root@<dumb-ap-ip>:/tmp/dhcp.leases Create script in /etc/hotplug.d/dhcp and chmod +x the file : #!/bin/s…