本来是看一个题目觉得奇怪的,于是去查CISCO 文档,结果发现那个题目就是CISCO 文档上的东西.只是这个文档本来是发布IOS bug的一个通告,下面是关键内容.Loopback Test: Test for a spanning-tree BPDU error. A crossover cable should be connected between two unused access ports. In this case, FastEthernet0/1 and FastE...
本来是看一个题目觉得奇怪的,于是去查CISCO 文档,结果发现那个题目就是CISCO 文档上的东西.只是这个文档本来是发布IOS bug的一个通告,下面是关键内容.Loopback Test: Test for a spanning-tree BPDU error. A crossover cable should be connected between two unused access ports. In this case, FastEthernet0/1 and FastE...
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