The Cisco 10000 Series SIP-600 supports four single-height or two double-height SPAs using two adjacent line-card slots of the Cisco 10000 Series Router. Using application-specific integrated circuits (ASICs) and the flexibility to bond together point-to-point links, the SIP provides up to 11.2 Gbps of bandwidth and support for 10 Gigabit Ethernet interface at line-rate.