Intel Architecture-based and ARM Architecture-based servers.
For more information on how to use OPNFV Fuel latest release after it
-was deployed check :ref:`fuel-userguide`.
+was deployed check `OPNFV Fuel User Guide on RTD`_.
+
+.. _`OPNFV Fuel User Guide on RTD`: https://opnfv-fuel.readthedocs.io/en/latest/release/userguide