單項(xiàng)選擇題

關(guān)于spanning-tree bpduguard說(shuō)法正確的是()

A.發(fā)送并接收BPDU,僅當(dāng)收到自己發(fā)出的BPDU報(bào)文后,才會(huì)將端口disable掉
B.不發(fā)送但監(jiān)聽(tīng)BPDU,不論收到誰(shuí)發(fā)出的BPDU,都會(huì)將接口disable掉
C.發(fā)送并接收BPDU,不論收到誰(shuí)發(fā)出的BPDU,都會(huì)將接口disable掉

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