The Cisco 7100 Series VPN Router is a high-end, integrated VPN solution melding high-speed, industry-leading routing with a comprehensive suite of advanced site-to-site VPN services. The Cisco 7100 Series VPN Router integrates key features of VPNs-tunneling, data encryption, security, firewall, quality of service (QoS), and service-level validation - to deliver self-healing, self-defending VPN platforms that better and more cost-effectively accommodate remote office and extranet connectivity using public data networks. The Cisco 7100 Series VPN Router offers specific hardware configurations optimized for VPN applications and network topologies. Embedded Fast Ethernet interfaces combined with high-performance routing and rich VPN services provide turnkey VPN routing solutions.The Cisco 7100 Series encompasses two VPN routers, the Cisco 7120 and the Cisco 7140, each of which comes with Integrated Services Module (ISM) encryption hardware accelerators. The Cisco 7140 series provides superior routing and VPN services performance for the most demanding VPN deployments, as well as dual Fast Ethernet LAN interfaces and dual power supplies.