The router Radius information configuration is shown in the figure. Which of the following statement is correct? (Multiple Choice)

• A.The IP address of the authentication server is 200.0.12.1
• B.The source IP source address of the Radius packet sent by the router is 200.0.12.2
• C.The IP address of the accounting server is 200.0.12.1
• D.The IP address of the authorization server is 200.0.12.1

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The configuration information of a certain port of the switch is shown in the figure, then this port carries VLAN TAG when sending data frames carrying which VLAN?
interface GigabitEtherneto/0/1
port hybrid tagged vlan 2 to 3 100
port hybrid untagged vlan 4 6
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• A.2.3.100
• B.1,2.3.4.6,100
• C.2.3.4.6,100
• D.1,2.3,100

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

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What is the role of the command port trunk allow pass vlan all?

• A.The connected peer device can dynamically determine which VLAN IDs are allowed to pass
• B.If the port default vlan 3 command is configured for the connected remote device, VLAN 3 cannot communicate between the two devices
• C.The opposite port connected to the port must be configured with port trunk permit vlan all
• D.All VLAN data frames are allowed to pass through this port

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Which of the following statements about Adjacency Segment is wrong?

• A.Adjacency Segment is identified by Adjacency Segment ID (SID)
• B.Adjacency Segment spreads to other network elements through IGP protocol, which is visible globally and effective locally
• C.Adjacency Segment must be configured manually
• D.Adjacency Segment is used to identify an adjacency of a node in the network

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