21030522781 Huawei Huawei NE Series Router Line Card

The Huawei 21030522781 is a Line Processing Unit (LPU) designed for use in Huawei telecommunications and network infrastructure equipment. LPUs serve as critical interface cards that handle line-side data processing, packet forwarding, and traffic management functions within modular routing and switching platforms.

This module is typically deployed in Huawei’s enterprise and carrier-grade routing platforms, where it provides high-density port connectivity and processes network traffic at the line rate. LPUs work in conjunction with switch fabric units and main processing units to deliver scalable network performance.

As part of Huawei’s modular networking portfolio, this LPU is suited for service provider networks, large enterprise deployments, and data centre interconnect applications. Specific port configurations and throughput capabilities are determined by the particular LPU variant and the host chassis platform.

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