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1. (WO2013152566) FLOW SCHEDULING DEVICE AND METHOD

Pub. No.:    WO/2013/152566    International Application No.:    PCT/CN2012/077738
Publication Date: Fri Oct 18 01:59:59 CEST 2013 International Filing Date: Fri Jun 29 01:59:59 CEST 2012
IPC: H04L 12/24
Applicants: ZTE CORPORATION
中兴通讯股份有限公司
CHU, Xunfu
褚勋富
WANG, Youbao
汪友宝
Inventors: CHU, Xunfu
褚勋富
WANG, Youbao
汪友宝
Title: FLOW SCHEDULING DEVICE AND METHOD
Abstract:
A flow scheduling device and method. The method comprises: authorizing a sending module to generate general authorization, according to each port and the weight configured in advance by a flow queue mounted to each port, allocating the general authorization to each flow queue, and sending the allocated authorization to a flow queue management module; the flow queue management module receiving data packets and storing same in each flow queue, maintaining an authorization surplus barrel for each flow queue, storing the received authorization in the authorization surplus barrel of the flow queue, and if the authorization surplus in the authorization surplus barrel and the queue depth are greater than a preset threshold, notifying a scheduling module to output a data packet in the flow queue; and after receiving the notification from the flow queue management module, the scheduling module outputting a data packet in the flow queue according to a preset scheduling policy. The method and device can better control authorization sending, and effectively reduce message jitter after flow queue scheduling.