集成10Gbps可调谐DWDM转发器的支持gmpls的MPLS-TP/PWE3节点设计与性能评估

R. Vilalta, R. Muñoz, R. Casellas, R. Martínez
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引用次数: 7

摘要

为了在光传输网络中实现成本降低、简化操作和灵活的可扩展性,一种具有挑战性的方法是用一种新的动态网络基础设施取代基于传统SONET/SDH技术的TDM聚合和传输基础设施,该基础设施提供高带宽传输和光学电路技术(即WSON)的确定性性能,以及分组传输技术(例如:MPLS-TP)来支持IP和以太网业务。本文介绍了一个集成了10Gbps可调DWDM转发器的MPLS-TP/PWE3节点的架构设计、实现和转发能力的性能评估,以扩展ADRENALINE试验台支持gmpls的WSON传输网络。该节点是使用商用现成硬件和开源软件实现的。通过分析使用不同流量疏导策略的两种不同评估场景下获得的吞吐量和CPU使用率,提供节点的评估。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Design and performance evaluation of a GMPLS-enabled MPLS-TP/PWE3 node with integrated 10Gbps tunable DWDM transponders
To achieve cost reductions, simplified operations and flexible scalability in optical transport networks, a challenging approach is to replace the TDM aggregation and transport infrastructure, based on legacy SONET/SDH technology, by a new dynamic network infrastructure that delivers the high-bandwidth transport and deterministic performance of the optical circuit technology (i.e., WSON) along with the efficient aggregation and statistical multiplexing of a packet transport technology (e.g., MPLS-TP) to support IP and Ethernet services. This paper presents the architectural design, implementation and the performance evaluation of the forwarding capabilities of a MPLS-TP/PWE3 node with integrated 10Gbps tunable DWDM transponders to extend the GMPLS-enabled WSON transport network of the ADRENALINE testbed. The node has been implemented using commercial off-the-shelf hardware and open source software. An evaluation of the node is provided by means of analyzing the obtained throughput and CPU usage in two different evaluation scenarios with different traffic grooming strategies.
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