Shicheng Wang, Xiaojing Chen, Rongxi He. Fragmentation-Aware Routing and Spectrum Allocation Algorithm Based on Service Carrying Capacity in Elastic Optical Networks[J]. Laser & Optoelectronics Progress, 2022, 59(7): 0706007
- Laser & Optoelectronics Progress
- Vol. 59, Issue 7, 0706007 (2022)
Fig. 1. Resource occupation in path P1
Fig. 2. Example diagram of relevant paths
Fig. 3. Resource occupation of the network. (a) Established requests; (b) resource occupation of candidate path and relevant paths
Fig. 4. Service carrying capacity of free resources in each relevant path of different RSA schemes
Fig. 5. Flow chart of the MSCC algorithm
Fig. 6. Bandwidth blocking probability of different algorithms. (a) NSFNET; (b) Cost239
Fig. 7. Link average fragmentation rate of different algorithms. (a) NSFNET; (b) Cost239
Fig. 8. Resource utilization of different algorithms. (a) NSFNET; (b) Cost239
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Table 1. Service carrying capacity of free resources in each relevant path
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