MFR. Name: Cisco | MFR#: SPA-1XOC12-ATM-V2
Shared Port Adapter
The Cisco 1-Port OC12c/STM4c ATM Shared Port Adapter for Cisco XR 12000 Series Routers and the Cisco CRS-1 Carrier Routing System. The Cisco ATM SPA, in conjunction with other SPA implementing various types of network technologies, allow the user to flexibly build cost-effective routing solutions focusing on point-of-presence (POP) edge, customer premises equipment (CPE), and enterprise applications.