Serving military applications, Compact Network Storage (CNS4) system supports up to 4 Flash Storage Modules (FSM-C) in conduction-cooled ATR chassis for capacities up to 8 TB. Features include 4 GbE ports, 3U VPX slot for additional I/O, and support for Universal Capture Card (UCC) XMC module. Latter enables recording of multiple channels of sFPDP, GbE, and 10 GbE data. In combination with VPX carrier card, modular system can host range of I/O XMC cards for capturing legacy protocols.