Cisco ASR 1002-X router is delivered into 2 rack unit chassis, the route processor for control plane embedded the services processor for data plane traffic as well as the carrier card which is designed to house I/O modules, share port adopters all integrated in the chassis. ASR 1002-X router comes with 6 build-in SFP ports and 3 box slots for I/O connectivity. The integrated embedded service processors offer 4 levels of system performance: 5Gbps which is default, 10, 20, 36Gbps all through software license upgrade without need for any additional hardware. The integrated the route processor comes by default with 4Gb DRAM, upgradeable to 8, 16Gb.