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无线网络从2G,到3G,再到现在的LTE(4G),极大的改变了人们的沟通与生活,同时也对承载网络提出了全新的要求。大带宽要求承载网具备统计复用能力,架构扁平化及点到多点业务模型,以eMBMS为代表的新业务要求承载网具备三层组播等业务灵活适配能力,本文从eMBMS业务着手重点阐述LTE承载组网关键技术要求。
Wireless networks from 2G, to 3G, and now to LTE (4G) have greatly changed people’s communication and life, but also put forward new requirements on the bearer network. Large bandwidth requirements Bearer network with statistical multiplexing capabilities, flat architecture and point-to-multipoint business model to eMBMS as the representative of the new business requirements bearer network with three layers of multicast and other business flexibility to adapt to this article from the eMBMS business focus Describe the key technical requirements for LTE bearer networking.