While inspecting packets in the network, a network administrator discovers a frame with the destination MAC address of 01-00-5E-A0-B1-C3.
What can the administrator determine from this?

• A.The MAC address is a multicast address.
• B.The MAC address is a unicast address.
• C.The MAC address is a broadcast address
• D.The MAC address is incorrect.

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Both the Alternate port and the Backup port in RSTP cannot forward user traffic in RSTP, but can receive, process, and send BPDUs.

• A.False
• B.True

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Judgments: When two routers directly connected through the ATM interface or through the WDM (Wavelength Division Multiplexing) connections should be configured to use one end of the main clock mode, the other end from the clock mode. When and SDH / SONET equipment are connected, the router should be configured from the clock.

• A.True
• B.False

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If the Frame Relay network has experienced a block of PVC, Frame Relay, a field through which the information circular source

• A.FECN
• B.CLP
• C.TCP
• D.BECN

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Host A wishes to send data to host C, and generates an ARP request to obtain the destination MAC address.

Which statement is true?

• A.The destination MAC address of this ARP request is Host C.
• B.The destination IP address of the ARP request is Host C.
• C.The destination IP address for the ARP request is a broadcast IP address.
• D.The destination MAC address of this frame is the MAC address of G0/0/0 on RTA.

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