diff --git a/cube/Makefile b/cube/Makefile
index 5d8d734..e3ba010 100644
--- a/cube/Makefile
+++ b/cube/Makefile
@@ -102,7 +102,8 @@ endif
 
 ifeq ($(NETWORK), WiFi)
 C_SOURCES += \
-User/Src/networkAbstractionLayer_wifi.c
+User/Src/networkAbstractionLayer_wifi.c \
+User/Src/modemCom.c
 NETWORK_STACK=2
 endif
 
@@ -183,7 +184,7 @@ endif
 # compile gcc flags
 ASFLAGS = $(MCU) $(AS_DEFS) $(AS_INCLUDES) $(OPT) -Wall -Werror -fdata-sections -ffunction-sections
 
-CFLAGS = $(MCU) $(C_DEFS) $(C_INCLUDES) $(OPT) -DNETWORK=$(NETWORK_STACK) -DVERSION="\"$(VERSION)\"" -Wall -Werror -fdata-sections -ffunction-sections
+CFLAGS = $(MCU) $(C_DEFS) $(C_INCLUDES) $(OPT) -DNETWORK_STACK=$(NETWORK_STACK) -DVERSION="\"$(VERSION)\"" -Wall -Werror -fdata-sections -ffunction-sections
 
 ifeq ($(DEBUG), 1)
 CFLAGS += -g -gdwarf-2
diff --git a/cube/User/Inc/modemCom.h b/cube/User/Inc/modemCom.h
new file mode 100644
index 0000000..c063679
--- /dev/null
+++ b/cube/User/Inc/modemCom.h
@@ -0,0 +1,16 @@
+#ifndef _MODEM_COM_H_
+#define _MODEM_COM_H_
+
+#include <usart.h>
+
+
+
+#if NETWORK_STACK == 2 // WiFi
+void modemTxCpltCallback(UART_HandleTypeDef *huart);
+void modemRxCpltCallback(UART_HandleTypeDef *huart);
+#endif
+
+
+
+
+#endif // _MODEM_COM_H_
diff --git a/cube/User/Inc/networkAbstractionLayer.h b/cube/User/Inc/networkAbstractionLayer.h
index c6600f3..5f1af7d 100644
--- a/cube/User/Inc/networkAbstractionLayer.h
+++ b/cube/User/Inc/networkAbstractionLayer.h
@@ -17,4 +17,5 @@ t_seconds* networkGetSeconds();
 int8_t networkSendMinuteBuffer(t_minuteBuffer *minuteBuffer);
 
 
+
 #endif /* _NETWORK_ABSTRACTION_LAYER_H_ */
diff --git a/cube/User/Inc/networkAbstractionLayer_impl.h b/cube/User/Inc/networkAbstractionLayer_impl.h
index fed8522..2a4df57 100644
--- a/cube/User/Inc/networkAbstractionLayer_impl.h
+++ b/cube/User/Inc/networkAbstractionLayer_impl.h
@@ -7,4 +7,5 @@ uint64_t networkSntpQuery();
 int8_t networkUdpSend(char *hostname, uint16_t port, uint8_t *buf, uint16_t bufLen);
 void networkImplInit();
 
+
 #endif /* _NETWORK_ABSTRACTION_LAYER_IMPL_H_ */
diff --git a/cube/User/Src/main2.c b/cube/User/Src/main2.c
index d032e89..425ec4d 100644
--- a/cube/User/Src/main2.c
+++ b/cube/User/Src/main2.c
@@ -17,6 +17,9 @@
 #include <config.h>
 #include <counter.h>
 
+#if NETWORK_STACK == 2
+#include <modemCom.h>
+#endif
 
 
 
@@ -43,7 +46,7 @@ void my_setup_2() {
 
     networkInit();
 
-    counterInit();
+//    counterInit();
     
     logMsg("Application running");
 }
@@ -76,6 +79,17 @@ void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart) {
 #endif    
 }
 
+
+void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart) {
+#if NETWORK_STACK == 2
+    if (huart == &modemUart) {
+        modemRxCpltCallback(huart);
+    }
+#endif    
+}
+
+
+
 void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi) {
     if (hspi == &eepromSpi) {
         eepromSpiTxCpltCallback(hspi);
diff --git a/cube/User/Src/modemCom.c b/cube/User/Src/modemCom.c
new file mode 100644
index 0000000..0779350
--- /dev/null
+++ b/cube/User/Src/modemCom.c
@@ -0,0 +1,12 @@
+#include <modemCom.h>
+#include <usart.h>
+
+
+
+void modemTxCpltCallback(UART_HandleTypeDef *huart) {
+  
+}
+
+void modemRxCpltCallback(UART_HandleTypeDef *huart) {
+  
+}
diff --git a/cube/User/Src/networkAbstractionLayer_wifi.c b/cube/User/Src/networkAbstractionLayer_wifi.c
index d4285fb..7f8c9c5 100644
--- a/cube/User/Src/networkAbstractionLayer_wifi.c
+++ b/cube/User/Src/networkAbstractionLayer_wifi.c
@@ -3,7 +3,7 @@
 #include <utils.h>
 
 #include <stdint.h>
-
+#include <main.h>
 
 
 uint64_t networkSntpQuery() {