The Cisco ASR 1002 Router in a 2-rack unit (RU) form factor comes with an integrated route and serial interface processors. It houses three shared port adapter (SPA) slots supporting single height and dual height SPAs. Configurable with either the 5 Gbps or 10 Gbps embedded services processor and four built-in gigabit Ethernet ports, it is an ideal solution for a large branch office or as a managed high-speed customer premises equipment (CPE) device to support enhanced features such as security, deep packet inspection, and firewall.