The Resource reservation Protocol (RSVP) can establish and maintain reservation for IP networks. However, RSVP is designed for fixed networks and hence inadequate for mobile environment.

资源预留协议(RSVP)能够为IP网络建立和维护资源预留，但它是为固定网络设计的，不能满足移动环境的要求。

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According to the analysis of resource reservation protocol (RSVP), this paper puts forward an implementation scheme to the QoS of VPN, which is implemented by IPSec tunneling protocol.

本文在分析资源预留协议的基础上，给出一种基于IP安全协议隧道协议的虚拟专用网服务质量的实现方案。

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This paper proposed a protocol named RSVP-C, which aims at how to reserve resources for mobile cellular networks. This protocol can establish both active and passive resource reservation route.

本文针对蜂窝网络通信系统，提出了一种资源预留协议RSVP - C，该协议不仅支持主动资源预留，而且支持被动资源预留。

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