單項選擇題For the following ports, which port is on every bridge in a Spanning Tree Protocol IEEE 802.1w network except the root bridge?()

A.root port
B.backup port
C.designated port
D.alternate port


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A.For each such address and mask /32, one label binding is created.
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4.單項選擇題For the following protocols, which one provides a mechanism to transparently intercept and redirect CIFS traffic from a client to a local Cisco Wida Area Application engine?()

A.Virtual Router Redundancy Protocol(VRRP)
B.File Transport Protocol(FTP)
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D.Web Cache Communication Protocol(WCCP)

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