在分析数字化变电站网络结构的基础上，提出选用支持组播协议的交换机，以免组播报文以广播方式发送。
Based on the structural analysis of digital substation network, the switch which supports the multicast protocol is proposed to avoid the broadcast transmission for multicast packets.
在分析数字化变电站网络结构的基础上，提出选用支持组播协议的交换机，以免组播报文以广播方式发送。
Based on the structural analysis of digital substation network, the switch which supports the multicast protocol is proposed to avoid the broadcast transmission for multicast packets.
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