The tracert diagnostic tool in Huawei routers is used to track the data forwarding path.

• A.False
• B.TRUE

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As shown in the figure, the two switches use the default parameters to run STP, the configuration command STP root primary is used on switch A, and the configuration command STP priority 0 is used on switch B.
Then which port will be blocked?

• A.G0/0/2 of switch A
• B.G0/0/1 of switch A
• C.G0/0/1 of switch B
• D.HUB's G0/0/3

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Which field is added to the IPv6 packet header than the IPv4 packet header?

• A.Destination Address
• B.Version
• C.Flow Label
• D.Source Address

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In the network shown in the figure below, all routers run OSPF protocol, which device is ABR? (Multiple choice)

• A.Router D
• B.Router C
• C.Router B
• D.Router A

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When Huawei switches allow STP, the priority of the switch is by default:

• A.16384
• B.4096
• C.32768
• D.8192

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