+uint8_t l1SendUlUserData(uint8_t drbId, uint8_t ueIdx);
+uint8_t l1SendStatusPdu();
+uint16_t l1BuildAndSendSlotIndication();
+uint16_t l1BuildAndSendStopInd();
+int inet_pton(int af, const char *sourc, void *dst);
+void *establishConnectionWithPeerL1(void *args);
+uint16_t l1BuildAndSendRachInd(uint16_t slot, uint16_t sfn, uint8_t raPreambleIdx);