Hi， The current situation is a little complicated, our engineer has contacted you via email, if you are willing to do further troubleshooting, please notice your inbox. Good day.

Hi, you are most welcome; glad to help you. If need more help, just let us know. Nice day. cacciari_al wrote Thank you so much Alessandro

Hi, it will still work, while the actual performance is related to the actual network environment. Good day.

Hi, Please ensure that the device is powered up all the time; Then you can try to refresh the firmware upgrading page and see what happen; Meanwhile, you can unplug and plug the cable back to the...

Hi, Port 123 are the service ports of NTP server, while as a client regarding to NTP server, we won't open them. We did several experiments based on your feedback, there is no response by sending a...

Hey, what is the model number of the switch? Is it D-link switch? If so, please refer to Q4 of below link:...