The Cisco 2921 integrated services router (ISR) is designed to provide security and functionality for high-speed virtual collaboration on a wide area network (WAN). This router serves well in a small office to improve the work environment by connecting data, voice, video, and application services. It operates at up to 75 megabits per second (Mbps). This Cisco 3-port gigabit router features a variety of connectivity options and extended bandwidth. It supports extended networks and high-speed services. The many security features include embedded hardware-accelerated virtual private network (VPN) encryption, integrated threat control using Cisco firewalls and content filtering, and identity management. This router has three integrated 10/100/1000 Ethernet ports, two service module slots, four enhanced high-speed WAN interface cards, and one