Cisco 870 Series of incorporated offerings routers are fixed-configuration routers that assist a couple of forms of DSL technologies, broadband cable, and Metro Ethernet connections in small offices. CISCO871W-G-E-K9 gives the overall performance had to run concurrent offerings, along with firewall, intrusion prevention, and encryption for VPNs; elective 802.11b/g for WLAN networking; and excellent of service (QoS) capabilities for optimizing voice and video applications. In addition, the Cisco Router and Security Device Manager (SDM) Web-primarily based totally configuration device simplifies setup and deployment, and centralized control competencies provide community managers visibility and manipulate of the community configurations on the far off site.