Optimize memory usage

include/net/nc.hpp

@@ -41,9 +41,6 @@ namespace NetworkInterfaceManager
         /** @brief Device interface IP address (Big-endian) */
         InternetProtocol IP;
 
-        /** @brief Reserved */
-        void *DriverCallBackAddress;
-
         /** @brief Reserved */
         unsigned long DriverID;
     };