During STP calculation, the port cost is associated with the port bandwidth by default. Which of the following statements about the relationship between port cost and port bandwidth is true?
Correct Answer:
A
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If Proto of a route displayed in the routing table is OSPF, the preference of the route must be 10.
Correct Answer:
A
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Which of the following protocols is not a file transfer protocol?
Correct Answer:
D
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When a switch port receives a frame that does not carry a VLAN tag, it must add a PVID to the frame.
Correct Answer:
A
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Which of the following advantages is/are inter-VLAN route interworking in one-arm routing mode?
Correct Answer:
A
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Trunk interfaces can send both tagged and untagged frames.
Correct Answer:
A
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IEEE 802.11ac supports only the 5 GHz frequency band.
Correct Answer:
A
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Which of the following protocols can be used to prevent loops on a Layer 2 network with redundant links?
Correct Answer:
B
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According to the VTY user interface configuration shown in the following figure, the user level is set to 3.
[Huawei]user-interface vty 0 14
[Huawei-ui-vty0-14]acl 2000 inbound
[Huawei-ui-vty0-14]user privilege level 3
[Huawei-ui-vty0-14]authentication-node password
Please configure the login password (maximum length 16):huawei
Correct Answer:
A
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Which of the following packets are OSPF packets?
Correct Answer:
A
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