Dotnet Restore fails in docker build

Try this

docker network ls

This should list the networkIDs try running the docker build

docker build --network=<networkid> tag=<tag>

try the above with all the network listed it will work with one, that's the host network.

docker nuget dotnet-restore

Try updating your DNS Server to be Fixed (default should be 8.8.8.8).

I found this in Settings-> Network -> DNS Server

docker nuget dotnet-restore

If on Windows 7 or Windows Server 2008 R2, enable TLS 1.2 to talk to the new NuGet server.Microsoft DevBlogs on NuGet TLS status

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