Enterasys Networks revolutionizes branch or small office networking with the XSR-1850 Security Router. Combining lightning-fast routing with multiple security applications and high availability - all at a market-leading price - the XSR-1850 delivers big features and performance in a compact box. Designed especially for site-to-site and remote access connectivity, this flexible platform includes dual Fast Ethernet LAN interfaces, VPN hardware acceleration, optional security application acceleration and a broad range of WAN interfaces.Ideally suited for those branch office environments running mission-critical applications or requiring 24x7 accessibility, the rack-mountable XSR-1850 offers superior router throughput, 200 concurrent IPSec/3DES VPN tunnels, plus optional power supply and fan redundancy.The XSR-1850's powerful management and configuration tools - including industry-standard Command Line Interface, SNMP integration and NetSight Atlas application support - provide extensive remote monitoring and diagnostic capabilities, critical in environments without on-site networking expertise.The 100% standards-based XSR-1850 offers a future-proof design to accommodate evolving security and connectivity needs, including a stateful inspection firewall, network and host intrusion detection, application level gateway, and support for Session Initiation Protocol (SIP).