[specifications] [/specifications] The Cisco ASR 1000 Series SPA Interface Processor (SIP). based on the Cisco I-Flex design. combines shared port adapters (SPAs) and SPA interface processors (SIPs). taking advantage of an extensible design that facilitates service prioritization for voice. video. and data (triple-play) services. Enterprise and service provider customers can take advantage of improved slot economics resulting from modular port adapters that are interchangeable across Cisco routing platforms.
