The Cisco 1000 Series Integrated Services Routers (ISR 1000 Series) portfolio has been steadily expanding over the years to provide our customers with the flexibility they need. The ISR 1000 Series combines routing, switching, Wi-Fi, integrated security, and DSL and LTE uplink connectivity options in a single, lightweight, high-performance device. Choose between the traditional Cisco IOS XE or controller-managed Cisco IOS XE SD-WAN software to deploy your network quickly and reliably on all Cisco ISR 1000 Series routers. The Cisco C1121-4P offers an integrated 4-port PoE switch, as well as all the routing excellence offered in Cisco's integrated services routers