There are multiple default security zones on the USG firewall. The Untrust zone and Local zone cannot be deleted by the administrator, but the Trust zone and DMZ zone can be deleted.

• A.TRUE
• B.FALSE

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See the network shown in the following figure.

R1 and R2 run IS-IS and establish an adjacency. IS-IS is enabled on Loopback0 of R2 but disabled on Loopback3 of R2. The configurations shown in the figure are performed in the IS-IS process of R2. Which of the following statements are true?

• A.The routing table of R1 contains the route 10.0.2.3/32.
• B.The routing table of R1 does not contain the route 10.0.2.3/32.
• C.The routing table of R1 does not contain the routes 10.0.2.2/32 and 10.0.2.3/32.
• D.The routing table of R1 contains the route 10.0.2.2/32.

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On the campus OSPF network shown in the following figure, the interfaces connecting the five routers are GE interfaces, and their costs are not changed. The import-route command is run on R1. After the network converges, the route to the server at 192.168.1.0/24 is queried on R2. Which of the following is the cost of this route?

• A.2
• B.4
• C.3
• D.1

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Which description of Route Policy is correct? (Multiple choice)

• A.The relationship between Route-Policy nodes is "or". As long as it passes the filtering of one node, it can pass the Route-Policy.
• B.A Route-Policy consists of multiple nodes. A section can contain multiple if-match and apply clauses
• C.The filtering rule relationship of the if-match clause is "AND", that is, all i-match clauses of the node must match
• D.The if-match clause is used to determine the matching conditions of the node, and the apply clause is used to define the routing behavior through filtering.

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Which of the following options is related to the transmission rate of an Eth-Trunk port in manual link aggregation mode? (Multiple choice)

• A.Bandwidth of group member ports
• B.Whether an IP address is configured on the member port
• C.Number of group member ports
• D.Whether the member port is in the public network or private network

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