RSVP (ReSource Reservation Protocol) is the most popular signaling protocol in Intserv model, which is receiver-initiated and makes flow-based end-to-end resource reservation.

• 资源预留协议(RSVP，ReSource Reservation Protocol)是综合服务中最常用的信令协议，是由接受端发起的，它对基于流的QoS请求进行端到端的资源预留。