High performance and flexible FPGA-based time shared optical network (TSON) metro node

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Abstract
The paper presents the architecture, implementation and evaluation of the flexible and finely granular Time Shared Optical Network (TSON) metro node. It focuses on the FPGA-based Layer 2 TSON metro node system. The experimentally measured results show exceptional performance of up to 8.68Gbps throughput per 10Gbps port, 95.38% of theoretical maximum throughput, latency of less than 160μsec and jitter of less than 25μsec. The TSON topology agnostic node/network also delivers differentiated QoS latency levels yet always guaranteed (contention-free) by deploying diverse time-slice allocation schemes.