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详细介绍了一种集成式IP电话网关的硬件及软件体系结构,分析了IP电话网关的数据处理过程,并采用Petri网和多机系统理论,建立了集成式IP电话网关的广义Petri网模型,该模型的建立能对IP电话网关及其它双机系统的设计规范和性能分析提供理论指导。
The hardware and software architecture of an integrated IP telephony gateway is introduced in detail. The data processing process of the IP telephony gateway is analyzed. Based on Petri nets and multi-machine system theory, a generalized Petri net model of integrated IP telephony gateway is established. The establishment of this model can provide theoretical guidance for the design specification and performance analysis of IP telephony gateways and other dual-system systems.