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Start Linux - "play" or "resume" virtual machine
Log on (click on "LinuxVM"; username is user, password data)
In the Linux top toolbar, right-click over the network icon, and select "Edit Connections" (image below)
Select the latest connection - probably wil be at top. It has been "Auto eth1" click , but may be 'Wired connection 1". Click Edit, go to IPv4 Settings
Set the IP address to be 100 on the subnet (e.g., 192.168.65.100), and set the subnet mask, and the "Default gateway address" will be the subnet address with a 1 at the end (example below).
Click "Apply" enter password (data)
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