The Cisco 12000 Series 4-port OC-12c/STM-4c ATM ISE line card combines an extensive set of edge features with advanced ATM traffic shaping management and sophisticated IP to ATM quality of service (QoS) functionality without compromising performance. Powered by Cisco IP Services Engine (ISE) technology, the 4-port OC-12c/STM-4c ISE line card delivers line-rate features including industry-leading per-VC/VP traffic shaping with granularity to 1Kbps for ultimate flexibility in service delivery. Ideal applications include: ATM WAN connectivity, low speed access aggregation and business DSL aggregation.