有效和安全的服务功能链部署方法,以优化空中交通信息网络的延迟
Yong Yang1, Buhong Wang2, Rongxiao Guo2
1Information and Navigation School, Air Force Engineering University, Xi'an, 710077, China. yangyong_123456789@163.com.
Scientific reports
|October 29, 2024
概括
本研究介绍了一种有效和安全的方法,用于在空中交通网络中部署服务功能链 (SFC). 拟议的方法优化了延迟和成本,同时保持了空中交通服务的高安全性.
科学领域:
- 计算机科学 计算机科学
- 网络工程 网络工程
- 航空航天系统系统
背景情况:
- 传统的空中交通信息网络由于服务需求的增加而面临灵活性限制.
- 网络功能虚拟化 (NFV) 为增强网络适应性提供了一个解决方案.
- 服务功能链 (SFC) 对于在NFV环境中提供端到端的空中交通服务至关重要.
研究的目的:
- 为满足空中交通服务中低延迟和高安全性的关键要求.
- 提出一个优化延迟的高效和安全的SFC部署方法 (ESSFCD-DO).
- 从理论上分析SFC部署,并建立延迟,安全和成本的关键原则.
主要方法:
- 开发了基于衍生SFC部署原则的ESSFCD-DO方法.
- 集成了一个虚拟网络功能 (VNF) 聚合算法,用于安全和资源成本优化 (VNFAA-SRCO).
- 使用了拓意识的VNF部署算法 (VNFD-TA) 和虚拟链接部署的k-最短路径.
主要成果:
- 通过ESSFCD-DO方法,可以显著减少端到端的SFC延迟.
- 在长期的收入成本比率上取得了实质性的改善.
- 与现有方法相比,保持了高安全性和服务请求接受率.
结论:
- 通过ESSFCD-DO方法,有效地优化了SFC在空中交通服务的部署.
- 该方法平衡了对空中交通管理至关重要的延迟,安全和经济因素.
- 基于NFV的SFC部署为现代化空中交通信息网络提供了一个可行的解决方案.
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