Routing and Spectrum Assignment in Spectrum Sliced Elastic Optical Path Network

被引:256
作者
Klinkowski, Miroslaw [1 ]
Walkowiak, Krzysztof [2 ]
机构
[1] Inst Natl Telecommun, Dept Transmiss & Opt Technol, PL-51501 Wroclaw, Poland
[2] Wroclaw Univ Technol, Dept Syst & Comp Networks, PL-50370 Wroclaw, Poland
关键词
Elastic optical path network; ILP; RSA;
D O I
10.1109/LCOMM.2011.060811.110281
中图分类号
TN [电子技术、通信技术];
学科分类号
0809 ;
摘要
A spectrum-sliced elastic optical path network (SLICE) architecture has been recently proposed as an efficient solution for a flexible bandwidth allocation in optical networks. In SLICE, the problem of Routing and Spectrum Assignment (RSA) emerges. In this letter, we both formulate RSA as an Integer Linear Programming (ILP) problem and propose an effective heuristic to be used if the solution of ILP is not attainable.
引用
收藏
页码:884 / 886
页数:3
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