- Service integration
- High performance with integrated services
- Network agility
- Energy efficiency
- Investment protection
The Cisco 1921 builds on the best-in-class offering of the Cisco 1841 integrated services routers. All Cisco 1900 series integrated services routers offer embedded hardware encryption acceleration, intrusion prevention, and advanced security services. In addition, the platforms support the industry's widest range of wired and wireless connectivity options such as serial, T1/E1, xDSL, Gigabit Ethernet, and third-generation (3G) wireless.