# File lib/chef/knife/ssh.rb, line 302
      def assert_net_ssh_version_acceptable!
        netssh_version = Net::SSH::Version
        # we want version 2.0.23 and higher:
        unless (netssh_version::MAJOR == 2) && (netssh_version::TINY >= 23 || netssh_version::MINOR >= 1)
          STDERR.puts "ERROR: Please install net-ssh version 2.0.23 or higher, as lower versions cause issues."
          exit 1
        end
      end