Cisco ASA-5515-X Adaptive security appliance Firewall, 120GB SSD This security device uses the Cisco SecureX for a context-aware, Network centric approach to security. This device is designed for superior performance for exceptional operational efficiency With up to 1.2 Gbps of firewall throughput, 250,000 concurrent firewall connections, 15,000 connections per second, and 6 integrated 10/100/1000 Fast Ethernet interfaces, the ASA 5515-X is an excellent choice high-performance, cost-effective, extensible security solution that can grow with their changing needs.