SDM

Cisco Router and Security Device Manager (SDM) is a Web-based device-management tool for Cisco routers that can 

improve the productivity of network managers, 

simplify router deployments, and 

help troubleshoot complex network and VPN connectivity issues.

It ships preinstalled on all new Cisco 850 Series, Cisco 870 Series, Cisco 1800 Series, Cisco 2800 Series, and Cisco 3800 Series integrated services routers.

Network and security administrators and channel partners can use Cisco SDM for faster and easier deployment of Cisco routers for integrated services such as dynamic routing, WAN access, WLAN, firewall, VPN, SSL VPN, IPS, and QoS.