The Cisco ASR 1006 router in a 6-rack unit (RU) form factor is the most flexible edge routing solution in the Cisco ASR 1000 series. It supports up to 12 shared port adapters (SPAs), which makes it the highest port density solution of the three Cisco ASR 1000 routers.The product comes with 2 x Cisco ASR1000 embedded services processor (10Gbps), 2 x Cisco ASR1000 route processor 1 and Cisco ASR1000 SPA interface processor 10.