Go to linux server, eg. loggin via putty:
curl https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor > microsoft.gpg sudo mv microsoft.gpg /etc/apt/trusted.gpg.d/microsoft.gpg sudo sh -c 'echo "deb [arch=amd64] https://packages.microsoft.com/repos/microsoft-ubuntu-xenial-prod xenial main" > /etc/apt/sources.list.d/dotnetdev.list' sudo apt-get update sudo apt-get install apt-transport-https sudo apt-get update sudo apt-get install dotnet-sdk-2.1.104 Y
.NET Core is installed :).
To make sure that all is up and running follow those bash commands
dotnet new console -o myApp cd myApp dotnet run
If you will see: „Hello word”… Than means that you can be more than sure that .net core is up running
https://docs.microsoft.com/pl-pl/dotnet/core/linux-prerequisites?tabs=netcore2x
https://www.microsoft.com/net/download/linux-package-manager/ubuntu16-04/sdk-current