+/**
+ * \brief Callback when ever the state of the Network has changed.
+ * \note This function must be implemented by the integrator
+ * \param pTag - Pointer given by the integrator by UCSI_Init
+ * \param isAvailable - true, if the network is operable. false, network is down. No message or stream can be sent or received.
+ * \param packetBandwidth - The amount of bytes per frame reserved for the Ethernet channel. Must match to the given packetBw value passed to UCSI_NewConfig.
+ * \param amountOfNodes - The amount of network devices found in the ring.
+ */
+extern void UCSI_CB_OnNetworkState(void *pTag, bool isAvailable, uint16_t packetBandwidth, uint8_t amountOfNodes);