data has to be performed right after a successful transmission. If
the CAN network interface is not capable of performing the loopback for
some reason the SocketCAN core can do this task as a fallback solution.
-See :ref:`socketcan-local-loopback1` for details (recommended).
+See :ref:`socketcan-local-loopback2` for details (recommended).
The loopback functionality is enabled by default to reflect standard
networking behaviour for CAN applications. Due to some requests from