This paper proposes a simple scalable QoS routing algorithm-single mixed metric based on link_states, SMM_LS for short, which is a modified Dijkstra algorithm.

• 本文提出了一种简单的可扩展性QoS路由算法Single Mixed Metric based on Link-States,简称SMM_LS算法,是改进的Dijk-stra算法。