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|1. (WO2018010618) METHOD AND DEVICE FOR ACQUIRING PATH INFORMATION ABOUT DATA PACKET|
|Applicants:||HUAWEI TECHNOLOGIES CO., LTD.
|Title:||METHOD AND DEVICE FOR ACQUIRING PATH INFORMATION ABOUT DATA PACKET|
Disclosed are a method and device for acquiring path information about a data packet. The method comprises the following steps: a network device receiving a data packet transmitted in a network; and the network device acquiring path information, from a source end to a destination end, about the data packet, wherein the path information is: the total number of hops of routers passed through by the data packet from the source end to the destination end, or a time delay of the data packet from the source end to the destination end. The present application has the advantage of acquiring path information about a data packet.