I probably managed to fix the problem. I was using a TL-WA854RE, which had DHCP on, on a range that would not conflict with the main modem, however, it still assigned the payment terminal's IP to a...

I have a payment terminal that keeps getting disconnected after a moment of idling, like 5-10 minutes, and I have to first establish connection by doing a network test, then it reconnects in the...