In a network segment, if the card is set to mixed mode, when the network has datagram transmission, regardless of whether the data reported in this machine, card will be received into the datagram.

• 在一个网段内，如果网卡被设置为混合模式，当网络中有数据报传输时，无论数据报是否属于本机，网卡都会接收到该数据报。