Hi @Clive_A Thanks for the suggestion. I feel confident enough to say the issue is with the mDNS. I could see in the tcpdump the initial broadcast on 224.0.0.251 port 5353, but then they would...

So, here are some interesting findings. I went to the printer and disabled and re-enabled AirPrint. The printer was immediately found by the iOS devices. However, that only works for about 5 minutes....

@Bonesoul, thanks for the suggestion. It doesn't seem to be the case., and I could not find any firewall rules blocking inter-VLAN traffic. As a matter of fact, I can access everything on other...

Quick update. Actually, printing from MacOS works. Still nothing on Windows nor AirPrint from iOS though.

Omada Software Controller v. 5.9.31 running on Ubuntu 23.04 Router ER605 v2.0 - Firmware 2.1.2 Switch TL-SG2008P v3.0 - Firmware 3.0.5 2x EAP EAP653(EU) v1.0 - Firmware 1.0.9 After migrating from a...