+2. Building CU Stub binary:
+ a. Build folder
+ cd l2/build/odu
+ b. Building CU Stub binary
+ make cu_stub NODE=TEST_STUB MACHINE=BIT64 MODE=FDD O1_ENABLE=YES
+ c. Cleaning CU Stub binary
+ make clean_cu NODE=TEST_STUB MACHINE=BIT64 MODE=FDD O1_ENABLE=YES
+
+3. Building RIC Stub binary:
+ a. Build folder
+ cd l2/build/odu
+ b. Building RIC Stub binary
+ make ric_stub NODE=TEST_STUB MACHINE=BIT64 MODE=FDD O1_ENABLE=YES
+ c. Cleaning RIC Stub binary
+ make clean_ric NODE=TEST_STUB MACHINE=BIT64 MODE=FDD O1_ENABLE=YES
+
+4. Cleaning ODU, CU Stub and RIC Stub:
+ make clean_all