Network Appliance X6506A LRC Module for FC9 Storage Shelf. Clustering module. EMA-XF500-201-G2. Part no. 106-01828. This module has an input port (DB9), output port (DB9), and two LEDs. It was pulled from a working system. NOTE: This module does NOT have the NetApp part number printed on it but is interchangeable with the X6506A.