It's a network enabled device. Once you power it on, connect to your network switch, it will get an IP address automatically from your router (DHCP). You can find that IP address from your router, or use our Discover program. You put that IP address on your web browser to access the software from any computer on the same network to schedule. No software to install on your computer, and our device doesn't go through the firewall (using intranet). Here is the setting: https://www.linortek.com/download/Netbell-Setting-Instruction-I.pdf.