According to the following configuration, which statement is correct? () (Multiple Choice Questions)

Int g0/0/1
Int g0/0/2
Port hybrid pvid vlan 20
Port hybrid pvid vlan 10
Port hybrid untagged vlan 10 20
Port hybrid untagged vlan 10 20

• A.The two link data frames do not contain vlan tag
• B.The pvid of switch G0/0/1 port is 20
• C.Host A (PC3) can ping through host B (PC4) more
• D.Host A (PC3) cannot ping host B (PC4)

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Which of the following OSCan PF protocol packets ensure the reliability of LSA update? ()

• A.DD
• B.LSACK
• C.LSR
• D.LSU

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The output information of the sub-interface of a router aggregate port 1 is shown in the figure. Based on this information, which of the following statements are correct? ()

• A.The P address of the sub-interface of the aggregate port is 10.0.12.2/24
• B.Two links exist on the aggregated port
• C.The sub-interface of the aggregate port carries B with VLAN when forwarding data frames
• D.The sub-interface number of the aggregate port is 100

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Protocol Priority Switch A.
and Switch B.
adopt LACP mode link aggregation, and all interfaces join the link aggregation group. At the same time, set the maximum number of active ports to 3. Then which port of switch A is not an active port? ()

• A.G0/0/1
• B.G0/0/3
• C.G0/0/2
• D.G0/0/0

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Which of the following IPv4 addresses is a class A address? ()

• A.192.168.1.1
• B.172.16.1.1
• C.127.0.0.1
• D.100.1.1.1

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