- Large output buffers to prevent spurious packet loss
- Up to 8,000 queues per port, 16,000 queues total, for combined input and output queuing and scheduling
- The PXF processor provides programmable ingress and egress feature processing capability
- NT3PE-500 with 128MB reduced latency DRAM (RLDRAM) per column
- 40+ Mpps Layer3/Layer4 forwarding, 125 Mpps Layer 2 forwarding
- Dual fabric attachment providing an aggregate bandwidth of 40 GBs, full duplex
The Cisco 7600 Series Ethernet Services 20G (ES20) line cards are a multiple-fabric, fixed-port Ethernet line card for the Cisco 7600 series routers that are capable of 20 Gbps of traffic forwarding using a fixed port interface design.