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NEW QUESTION 80
According to this picture, you can judge
- A. The optimal outgoing interface for R1 to access room 3000: FDEA::3 is GigabitEtherneto/0/1
- B. R1 with 3000:FDEA::3 is IB6P neighbor
- C. R1 has a TCP connection with 3000:FDEA::3
- D. R1 learned route 3002 through IBGP::3/128
Answer: B,D
NEW QUESTION 81
Regarding BGP/MPLS IPVPN data forwarding, which of the following description is wrong?
- A. The data sent by the PE to the CE is an IPv4 packet
- B. When data is transmitted on the BCP/MPLS IP VPN backbone network, it always carries two layers of labels
- C. The inner label during data forwarding is assigned by MP-BGP
- D. The outer label during data forwarding can be allocated by LDP
Answer: B
NEW QUESTION 82
(Drag and drop question) The configuration shown in the figure is performed on R2 to filter all incoming routes. Suppose there is an entry on R1 AS_Path attribute is [100 200 300 400] BGP routes need to be sent to R2, please help network administrators in Adjust the AS order in the AS_Path attribute of the route on R1 to ensure that the route entry will not be routed by R2 route^policy AS-PATH permit node 10 if-match as-path-filter BGP route-policy AS-PATH deny node 20 ip as-path-filter BGP permit A[A2]00 400 100_
route-policy AS-PATH permit node 10 if-match ip-prefix BGP
apply as-path overwrite
ip ip-prefix BGP permit 10.0.0.0 24
- A. 300-B 400-A 100-C 200-D
- B. 300-A 400-C 100-B 200-D
- C. 300-A 400-B100-C 200-D
- D. 300-C 400-A 100-B 200-D
Answer: C
NEW QUESTION 83
In the LDP session establishment process, the active party will first send the lnitialization information for parameter negotiation, and if the passive party does not accept the negotiation parameters, it will send _____ .
- A. Hello Message
- B. Error Notification Message
- C. Keepalive Message
- D. Initialization Message
Answer: B
NEW QUESTION 84
If the temperature of the device is found to be too high, it can be concluded that the fan has failed
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 85
As shown in the figure, OSPF is deployed in a campus, and Area 1 is deployed as an NSSA area. By default, R2 will automatically generate a Type 7 LSA default route and flood it in the NSSA area.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 86
If display current-configuration can reach the setting of !JIS-IS, and display saved- There is no IS-IS setting in the configuration, so that means?
- A. memory is runningIS-ISConfiguration saved toFlash
- B. memory is runningIS-ISconfiguration, not saved toFlash
- C. nothing enteredIS-ISThe command
- D. FlashRunningIS-ISconfiguration, not saved to memory
Answer: B
NEW QUESTION 87
If the temperature of the device is found to be too high, it can be concluded that the fan has failed
- A. True
- B. False
Answer: B
NEW QUESTION 88
As shown in the figure, MPLS/BGP IPVPN is deployed in the network. The MP-BGP neighbor relationship is established between PE1 and PE2 through the LoopbackD interface. After the configuration is completed, it is found that CE1 and CE2 cannot learn routes from each other. Use the command on PE2 to query neighbor information as shown in the figure. What is the most likely cause of the problem?
- A. The LSP tunnel between PE1 and PE2 is not established
- B. PE1 and PE2 are not enabled with neighbors in the BGP-VPN4 unicast address family view
- C. The VPN instance parameters on PE1 or PE2 are incorrectly configured
- D. The routing protocol configuration between PE1 or PE2 and the respective CE is incorrect
Answer: B
NEW QUESTION 89
Regarding MP-BGP, which of the following descriptions is wrong?
- A. MP-BGPneeds to beVPNv4route assignment private network label
- B. MP-BGPpass throughMP_REA, CH_NLRIandMP_UREA, CH_NLRItwo properties to advertiseVPNv4routing
- C. MP-BGPthe message type,VPNv4route advertisement strategy andBGP-4same
- D. PEandCEpass betweenBGPWhen interactive routing, you need toCEup for eachVPNinstance creationBGPprocess
Answer: D
NEW QUESTION 90
EGP authentication can prevent illegal routers from establishing neighbors with B, CP routers. B, CP authentication can be divided into MD5 Authentication and Keychain authentication, which of the following BGP documents will carry the B, CGP Keychain authentication letter interest? (header carry)
- A. Keepalive
- B. Open
- C. Update
- D. Notice
Answer: A,B,C,D
NEW QUESTION 91
A campus has deployed IPv6 for service testing. There are 4 routers (R1, 22, R3 and R4) in this network, running 0SPFV3 to realize the interconnection of IPv6 network. A new router R5 needs to be connected to the network for testing. An engineer introduces a direct route in the OSPFVV3 process of R4 so that devices in the campus network can access the GE0/0/1 port address of R5. Which of the following statements about the scene is true of?
- A. R2will generate aType4 LSAdescribeR4ofRouter ID
- B. R4will generate aType5 LSAdescribe bowIenteredIPv6routing prefix
- C. R4will generate aType5 LSAonly inArea 1internal flooding
- D. R2will generate aType4 LSAonly inArea 0internal flooding
Answer: A,B,D
NEW QUESTION 92
MPLS has the concept of FEC forwarding equivalence class, so FEC cannot be allocated based on which of the following standards?
- A. Destination Addess
- B. Application Protocol
- C. Class of Service
- D. Fragment of fiset
Answer: D
NEW QUESTION 93
IS-IS supports multi-instance and multi-process, that is, on an IS-IS router. You can configure multiple VPN instances to be associated with multiple IS-IS processes.
Which of the following descriptions about IS-IS multi-instance and multi-process are correct? (Multiple choice)
- A. One IS-IS process can only be associated with one VPN instance
- B. One IS-IS process can be associated with multiple different VPN instances
- C. If an IS-IS router creates multiple IS-IS processes, each process does not affect each other and is independent of each other
- D. A VPN instance can be associated with multiple different IS-IS processes
Answer: A,C,D
NEW QUESTION 94
When there are multiple redundant links in the IS-S network, multiple equal-cost routes may appear.
Regarding equal-cost routes in an IS-IS network, which of the following descriptions is wrong?
- A. For each route in the equal-cost route, the priority can be specified, and the route with the higher priority will be preferred. The rest are used as backup routes
- B. After the equal-cost routing priority is configured, when the IS-IS device forwards the traffic that reaches the destination network segment, it will not adopt the load sharing method, but will forward the traffic to the next-hop with the highest priority.
- C. If negative arbitration sharing is configured, the traffic will be evenly distributed to each link
- D. When the number of equal-cost routes in the networking is greater than the number configured through commands, and the priorities of these routes are the same, the route with the higher System ID of the next hop device is preferred for load sharing
Answer: B
NEW QUESTION 95
The default MPLS label publishing mode, label distribution control mode and label retention mode of Huawei routers are respectively
- A. Label release method - free methoD. label distribution control method - independent methoD. label retention method - downstream autonomous method
- B. Label release method-independent methoD. label distribution control method-free methoD. label retention method-downstream autonomy
- C. Label release method - downstream autonomous methoD. label distribution control method - independent methoD. label retention method - free method
- D. Label release method - downstream autonomous methoD. label distribution control method - free methoD. label retention method - independent
Answer: C
NEW QUESTION 96
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