![David Bombal on Twitter: "Peter is confused about something in Windows 10. Why does Windows automatically add subnet masks of different numbers when he configures a PC with an IP address? 10.1.1.1 David Bombal on Twitter: "Peter is confused about something in Windows 10. Why does Windows automatically add subnet masks of different numbers when he configures a PC with an IP address? 10.1.1.1](https://pbs.twimg.com/media/D0AmB-4WsAEYlZf.jpg)
David Bombal on Twitter: "Peter is confused about something in Windows 10. Why does Windows automatically add subnet masks of different numbers when he configures a PC with an IP address? 10.1.1.1
![networking - How to correctly set the subnet mask installing Linux Ubuntu 20.04 server? ERROR: '172.16.182.216' is not contained in '255.255.255.0/24' - Super User networking - How to correctly set the subnet mask installing Linux Ubuntu 20.04 server? ERROR: '172.16.182.216' is not contained in '255.255.255.0/24' - Super User](https://i.stack.imgur.com/tXjF8.png)
networking - How to correctly set the subnet mask installing Linux Ubuntu 20.04 server? ERROR: '172.16.182.216' is not contained in '255.255.255.0/24' - Super User
![Otasuke Pro! > FAQ > GP3000 > On the Offline screen, [The settings of the IP Address and the Subnet Mask are incorrect.] appears. Otasuke Pro! > FAQ > GP3000 > On the Offline screen, [The settings of the IP Address and the Subnet Mask are incorrect.] appears.](https://www.pro-face.com/otasuke/qa/gp3000/images/8709_01e.jpg)