@M4SK13
If you have 4 built-in ports but your NVR is capable for 8 cameras, you can add the extra 4 cams through an external PoE switch. Your NVR has 2 network interfaces, one connects to the internal switch and has an IP of 10.1.0.1, network 10.1.0.0 with subnet mask 255.255.255.0. The other...