I am setting up an SG6428XHP without using a controller. I set the Primary NTP Server and Secondary NTP Server from the GUI under "SYSTEM > System Time", but I can't set the specific IP addresses "172

I changed the IP address of VLAN1 on the SG3428X without using the controller. When I did so, I can no longer communicate with the changed IP address or access the GUI. The PC's IP address matches the