确定性网络技术研究

Research on deterministic network technology and its development trends

随着新兴应用的不断涌现,越来越多的业务需要低时延、低抖动地进行可靠传输,尤其在工业场景中,接入网络设备数量激增,网络朝着大规模、复杂化的方向发展,如何保障其中关键数据流的确定性交付成为研究的重点。确定性网络技术由于其低时延、低抖动、低丢包率、确定性带宽、高可靠传输等特性受到了广泛关注,在车载、能源及工业自动化等领域有着良好的应用前景。对当前的确定性网络关键技术进行了阐述,介绍了两种不同场景下的确定性网络融合部署解决方案,最后对确定性网络技术走向实际应用所面临的挑战进行了分析。

With the continuous emergence of emerging applications,more and more businesses require reliable transmission with low latency and low jitter.Especially in industrial scenarios,the number of access network devices has surged,and the network is developing towards large-scale and complex directions.How to ensure the deterministic delivery of key data streams has become a research focus.Deterministic network technology has received widespread attention due to its characteristics such as low latency,low jitter,low packet loss rate,deterministic bandwidth,and highly reliable transmission,and has good application prospects in fields such as automotive,energy,and industrial automation.The key technologies of deterministic networks are elaborated,the deterministic network fusion deployment solutions in two different scenarios are introduced,and finally the challenges faced by deterministic network technologies in practical application are analyzed.