This paper makes a detailed analysis of six queuing technologies of Internet: FIFO,PQ,CQ,RTP,WFQ,and CBWFQ. Their functions are compared with each other and an effective congestion avoiding method is put forward.

• 对Internet的6种队列技术:FIFO、PQ、CQ、RTP、WFQ、CBWFQ进行详细分析；对它们的作用进行了比较；并提出了有效的拥塞避免方法.