+- ``ring_mt_rts``
+
+ For underlying **rte_ring** both producer and consumer operate in
+ multi-thread Relaxed Tail Sync (RTS) mode. For more information please
+ refer to: :ref:`Ring_Library_MT_RTS_Mode`.
+
+- ``ring_mt_hts``
+
+ For underlying **rte_ring** both producer and consumer operate in
+ multi-thread Head-Tail Sync (HTS) mode. For more information please
+ refer to: :ref:`Ring_Library_MT_HTS_Mode`.
+