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DP83867CR: 硬件自适应,有些交换机反复出现link UP 与link DOWN

Part Number: DP83867CR

DP83867有一款交换机链接不上,有一款交换机链接的上,暂时没有软件,通过示波器测量RX_CLK,链接不上的频率总是不稳定,如下图,