Hi @HaSrT1206 Thanks for posting in our business forum. Explained that ACL would stop the mDNS from performing its duty. Consider a second rule to allow mDNS.

Hi @johndpar Thanks for posting in our business forum. First, make sure both models are installed with the latest firmware. Go to the global site and see if there is one for your models: You see...

Hi @antondd Thanks for posting in our business forum. antondd wrote And still the same, every 1-2 days WAN is down and only reboot helps. Nothing blocked from ISP. I updated already to the latest...

Hi @OZ-ZERO Thanks for posting in our business forum. I recall ER7212PC does not support such a feature. This is the path to find the DNS proxy setting.

Hi @Tailwind Thanks for posting in our business forum. Tailwind wrote Hi @Clive_A Thanks for help. When we received new switch, the first thing that we did was check hardware version number and...

Hi @max_1A Thanks for posting in our business forum. Install a local DNS server into the network. Specify its local IP address as your DNS server in the LAN settings.