Both OSPFv3 and ISIS are running on the router, and OSPFv3 routes need to be imported into ISIS. Which of the following import configurations is correct: (Multiple Choice)

• A.Huawei] isis 1
  [Huawei-isis-1] is-level level-1
  [Huavvei-isis-1] network-entity 47.000.0000.0000.0002.00 [Huawei-isis-1] ipv6 enable topology standard
  [Huawei-isis-1] ipv6 import-route ospfv3 1 level-1 [Huawei-isis-1] quit
  [Huawei] ospfv3 1
  [Huawei-ospfv3-1] router-id 2.2.2.2
• B.Huawei] isis 1
  [Huawei-isis-1] is-level level-1
  [Huavvei-isis-1] network-entity 47.000.0000.0000.0002.00 [Huawei-isis-1] ipv6 enable topology standard
  [Huawei-isis-1] ipv6 import-route ospfv3 1 [Huawei-isis-1] quit
  [Huawei] ospfv3 1
  [Huawei-ospfv3-1] router-id 2.2.2.2
• C.[Huawei-ospfv3-1] routerid 2.2.2.2
• D.[Huawei] isis 1
  [Huavvi-isis-1] network-entity 47.0001.0000 000002.00 [Huawei-isis-1] import-route ospfv3 1
  [Huawei-isis-1] quit [Huawei] ospfv3 1
• E.[Huawei] isis 1
  [Huawei-isis-1] is-level level-1
  [Huavvei-isis-1] network-entity 47.0001 0000000.0002.00
  [Huawei-isis-1] import-route ospfv3 1 level-1 [Huawei-isis-1] quit
  [Huawei] ospfv3 1
  [Huawei-ospfv3-1] router-id 2.2.2.2
• F.[Huawei] isis 1
  [Huavvei-isis-1] network-entity 47.0001.000.0000.0002.00 [Huawei-isis-1] ipv6 enable topology standard
  [Huawei-isis-1] ipv6 import-route ospfv3 1 level-1 [Huawei-isis-1] quit
  [Huawei] ospfv3 1
  [Huawei-ospfv3-1] router-id 2.2.2.2

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Which of the following statements about BGP route reflectors is correct?

• A.A backbone network is divided into multiple reflection clusters, eachRR configures her RRs as non-clients, and establishes IBGP full connections between RRs.
• B.Routes learned from clients, advertised to all non-clients and clients of this RR.
• C.Cluster-List is an optional non-transition attribute used to prevent loops within a cluster.
• D.The trigger-ID attribute is generated by a route reflector (RR) and is used to prevent loops between clusters.

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If the network runs the OSPF protocol, configure the non-backbone area in the OSPF area as Totaly After the stub area, ABThe R router will send Totally An L is delivered to the stub areas Id 0.0.0.0 LSA, which type of LSA does this LSA belong to??

• A.LSA5
• B.LSA3
• C.LSA2
• D.LSA1

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Router A has an IP routing entry with the destination network segment 10.0.0.1/32 and the outbound interface GigabitEthernet0/0/1. Now add the following configuration: acl numberr 2000 rule 10 permit source 10.0.1.1 traffic classifier test if-match acl 2000 traffic behavior test remark dscp cs3 traffic policyy test classifier test behavior test interface GigabitEthermet0/0/1 ip address 10.0.12.1 255.255.255.0 traffic-policy test outbound Assuming that router A receives a packet with destination IP 10.0.0.1, which of the following statements are correct:

• A.If the source IP address of the packet is 10.0.1.2, it can be forwarded, and at the same timeDSCP field is marked as CS3
• B.If the packet source IP address is 10.0.1.1, it can be forwarded, and the DSCP field is marked as CS3
• C.If the source IP address of the packet is 10.0.1.2, it cannot be forwarded
• D.If the source IP address of the packet is 10.0.1.2, it can be forwarded, and at the same timeDSCP field remains unchanged

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When the administrator configures VRRP, which of the following are not required to be configured? (multiple choice)

• A.Preemption mode
• B.Preemption delay
• C.The priority of the virtual router
• D.virtual IP address

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