参考资料

RSVP 的工作机理 ... 路由器对这些Resv报文中的Filterspec和Flowspec进行合并处理，重新生成Filterspec和Flowspec。合并处理规则依赖于每个Resv报文的保留模式。 ... 掌握网络未来：深入解析RSVP协议及其在确保服务质量中的关键作用.

Flowspec is used in RSVP to determines the different parameters like bandwidth, link strength, congestion, etc for smooth and collisionless communication and data transfer. Filterspec is used in RSVP for filtering of the packets. It is used to route the packets according to its destination type as a fixed or shared receiver.

An RSVP reservation request consists of a FlowSpec, specifying the desired QoS, as well as a FilterSpec, defining the flow to receive the desired QoS. The FlowSpec is used to set parameters in the packet scheduler, while the FilterSpec is used in the packet classifier. The FlowSpec in a reservation request will generally include a service ...