Devices to be connected in the same network.
How To Use:
1) Choose one device to host a drawing server
2) Enter a group name
3) Click on Host
4) Your address and group name will be listed on others devices under "Server List"
5) Using other devices
6) Enter the group name and the host address of the device who hosted the server
7) Click on Start / Join
For more help, see the video.