A9K-MOD80-SE is Cisco ASR 9000 Mod80 Modular Line Card, Service Edge Optimized, requires modular port adapters. Cisco ASR 9000 Series modular line cards provide customers with a flexible solution supporting multiple combinations of Ethernet ports, all in a single slot of the Cisco ASR 9000 Series Aggregation Services Routers. Modular line cards support a wide range of interfaces and densities.