diff --git a/README.rst b/README.rst
index 94e97dc..99e9d5b 100644
--- a/README.rst
+++ b/README.rst
@@ -9,3 +9,16 @@
 Network configuration
 =====================
 
+Enable SR-IOV support
+---------------------
+
+Include class at `cluster.<name>.openstack.compute`
+
+- system.nova.compute.sriov
+
+and parameters:
+
+- sriov_nic01: Name of the interface
+- sriov_nic01_numvfs: Number of Virtual Functions
+- sriov_nic01_physical_network: Default "physnet1", label for physical network interface belongs to.
+- sriov_unsafe_interrupts: Default False, needs to be set True if your hw platform does not support interrupt remapping