The Cisco 1800 Series Integrated Services Routers intelligently embed data and security into a single resilient system for fast, scalable delivery of critical business applications.The 1800 Series is designed to meet the requirements of SMBs, small branch offices and service provider managed services for the delivery of concurrent secure data services at a high performance.

• Up to one T1/E1/xDSL WAN connectivity rates
• Integrated services supporting several network applications, such as secure branch-office data access (including NAC for antivirus defense), VPN access and firewall protection, business-class DSL, IPS support, inter-VLAN routing, and serial device concentration.
• Dynamic random-access memory (DRAM) for main system memory and shared memory
• Flash memory for running Cisco IOS software