OpenTSN4.0开源项目的新特性：（1）交换平面深度解耦，硬件代码由TSS（时间敏感交换），TSE（时间敏感端），HCP（硬件控制点）和OEM（Opensync MAC）实现。（2）集成了TSN硬件测试工具流量规划生成器TSNBuilder、TSN流量测试仪，用户可根据需要运行OpenTSN4.0交换机、网卡、控制器来进行实验验证。
千万级并发用户态协议栈QStack，a high-concurrency-and-low-latency user-level TCP stack for multicore systems, which can handle TCP concurrrent connection in 10 million.
轻量化网络流量整形转发工具LightShaper, a traffic transformation tool enable to support 10Gbps in line rate in low cost.
