Network Processing Unit (NPU)

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Network Processing Unit (NPU) – A dedicated forwarding-plane chip on Versa appliances such as the CSG3000, CSX4000, and CSG5000 series that performs wire-rate Layer 2 and Layer 3 packet forwarding, ACL enforcement, traffic mirroring, and hierarchical scheduling, offloaded from the general-purpose CPU. See: SD-LAN Event Logs, Flow Logs