Define interfaces of the EthernetInterface

Change-Id: Ibc6030934cdb04eaf603ce730d88d0bedc0a29b3
Signed-off-by: Ratan Gupta <ratagupt@in.ibm.com>
diff --git a/network_manager_main.cpp b/network_manager_main.cpp
new file mode 100644
index 0000000..c63a8df
--- /dev/null
+++ b/network_manager_main.cpp
@@ -0,0 +1,5 @@
+
+int main(int argc, char *argv[])
+{
+    return 0;
+}