This paper mainly studies the generation and composition of SDN unified controller based on ONOS architecture, and illustrates the advantages of ONOS open source control platform by taking transport network Ethernet service line distribution as an example. Based on the high quality characteristics of ONOS, ONOS is applicable to the requirements of operators for open source controllers and it has high expansion, high performance, high real-time and high reliability, so that operators can be flexible for business collaboration and low-cost business innovation.%主要研究了基于ONOS架构的SDN统一控制器的产生及组成架构.并以传送以太业务专线发放为例具体说明了ONOS开源控制平台的优势.从ONOS的优质特质出发,阐述了ONOS适用于运营商对开源控制器的要求,其具有高扩展、高性能、高实时、高可靠特性.使运营商可以灵活的进行业务协同和低成本的业务创新.
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