The embodiment of the invention provides a data communication method, the first device receives at least a second device sends a request message, wherein the request message for the first set of data forwarding equipment, the request message carries a group ID; the first device to at least one of the second device returns a response message, the the response message carries the group identifier corresponding to the layer 2 address and IP address; when receiving third device sends to the IP address of the data set, the first device using the layer 2 address to send the data group. Accordingly, embodiments of the present invention also provide a device. The embodiment of the invention, the first device will send third equipment to the set of data sent by the IP address to the first device requests the group data of one or more of the second devices, can improve the efficiency of data transmission.
【技术实现步骤摘要】
【国外来华专利技术】PCT国内申请,说明书已公开。
【技术保护点】
PCT国内申请,权利要求书已公开。
【技术特征摘要】
【国外来华专利技术】PCT国内申请,...
【专利技术属性】
技术研发人员:衣强,金辉,欧阳国威,何岳,曹龙雨,
申请(专利权)人:华为技术有限公司,
类型:发明
国别省市:广东,44
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