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NEW QUESTION # 103
The extension of MP-BGP to BGP-4 allows different types of address clusters to be distributed in BGP at the same time.
Which of the following address clusters are supported by MP-BGP? (Multiple choice)
- A. IPv4 multicast
- B. L3VPN
- C. IPv6
- D. EVPN
Answer: A,B,C,D
NEW QUESTION # 104
Which of the following states will not be experienced during the establishment of a BFD session between devices?
- A. INIT
- B. DOWN
- C. DONE
- D. UP
Answer: C
NEW QUESTION # 105
A campus deploys OSPF to implement network interworking, and GE0/0/2 of R3 also enables OSPF.
Among them, Area1 is deployed as an NSSA area, and the addresses of each device are shown in the figure. An engineer configures a static route on R3 to access the loopback interface address of R4, and imports the static route into the OSPF process. At this time, in the Type5 LSA received by R1, the forwarding address (FA) is _____. (Note: Please fill in the IP address without masking)
Answer:
Explanation:
10.1.12.2
NEW QUESTION # 106
The content contained in the UPDATE message, which of the description is wrong?
- A. UPDATE contains information about withdrawing the routing prefix
- B. UPDATE contains the local AS number
- C. UPDATE contains reachable route prefix information
- D. UPDATE contains path attributes
Answer: B
NEW QUESTION # 107
Which types of messages does the BGP protocol support? (Multiple choice)
- A. Keepalive
- B. Hello
- C. Open
- D. Update
Answer: A,C,D
NEW QUESTION # 108
As shown in the figure, four routers in the same LAN are running lS-IS, where R1 is DIS, then R2, R3, R4 establish adjacency relationship with R1 respectively, and no adjacency relationship is established between R2, R3, and R4.
- A. True
- B. False
Answer: B
NEW QUESTION # 109
Drag and drop question: OSPF has 5 types of packets, please match the packets with the functions.
Hello message
DD message
LSR message
LSU message
LSACK message
Answer:
Explanation:
remember the correspondence
Hello packet: discover and maintain adjacency
DD message: summary information of interactive link database
LSR message: request specific contact information
LSU message: Detailed link state information occurs
LSACK message: send confirmation message
NEW QUESTION # 110
iMaster NCE-Campus supports management of Huawei network devices through NETCONF, and supports management of third-party devices through SNMP.
- A. True
- B. False
Answer: A
NEW QUESTION # 111
The default priority of the VRRP device in the backup group is:
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 112
When OSPF runs in the broadcast network, it is necessary to elect DR and BDR.
Which of the following states will carry out the election of DR and BDR?
- A. 2-way
- B. Exchange
- C. Full
- D. Init
Answer: A
NEW QUESTION # 113
For the information output by the display ospf peer below, which of the following description is correct?
<Huawei=display ospf peer
OSPF Process 1 with Router ID 10.1.1.2
Neighbors
Area 0.0.0.0 interface 10.1.1.2 ( Gigabitethernet1/0/0 ) 's neighbors
Router ID: 10.1.1.1
Addres:10.1.1.1
State: Full Mode:Nbr is Slave Priority: 1
DR:10.1.1.1BDR: None MTU: 0
Dead timer due in 38 sec
Retrans timer interval: 5Neighbor is up for 00: 00:04
Authentication Sequence: [0]
- A. Designated router (DR) for the address is 10.1.1.1
- B. Address:10.1.1.1 means the local interface address is 10.1.1.1
- C. Router ID means that the local router ID is 10.1.1.1
- D. After negotiation during the DD exchange process, the local end becomes Slave
Answer: A
NEW QUESTION # 114
The state inspection firewall uses the session table to track the active TCP sessions and UDP sessions, and the firewall security policy determines which sessions are established, and the data packets will only be forwarded when they are associated with the session.
- A. True
- B. False
Answer: A
NEW QUESTION # 115
What problem does IGMP Snooping mainly solve?
- A. The receiver host only supports the IGMPv2 protocol, but the SSM multicast model is used in the network
- B. IGMP Report message legality issue
- C. Solve the problem of multicast data message broadcasting on Layer 2 devices, which is used to manage and control the forwarding of multicast data messages
- D. There are a large number of receiver hosts on the network segment, and the router will receive a large number of IGMP Report messages.
Answer: C
NEW QUESTION # 116
The IS-IS overload flag refers to the OL field in the LSP message. After the overload flag is set on a device, other devices will not use this device for forwarding when performing SPF calculations, and only calculate the direct routes on this device.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION # 117
ip ip-prefx List1 index 10 permit 10.1.0.0 24 greater-equal () less-equal 32 means that the first 24 bits of the matching network address are the same as 10.1.0.0, and the network mask length is greater than or equal to 26 and less than or equal to 32. (Use Arabic numerals)
Answer:
Explanation:
2632
NEW QUESTION # 118
The VLAN Pool has two algorithms for assigning VLANs, namely sequential assignment and HASH assignment.
Which of the following descriptions about these two algorithms are correct? (Multiple choice)
- A. When the HASH allocation algorithm is set, it may cause uneven user division among VLANs
- B. When the HASH allocation algorithm is set, the VLAN will not change when the user goes online or offline
- C. When the sequential allocation algorithm is set, VLAN changes may occur when users go online and offline
- D. When set to the sequential allocation algorithm, the user may change the IP address when going online or offline
Answer: A,B,C,D
NEW QUESTION # 119
The import-route limit command cannot limit the maximum number of external routes that can be imported in an OSPF process.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION # 120
Which of the following statements about VLAN hot backup is wrong? (Multiple choice)
- A. When configuring VRRP hot standby, the active and standby ACs must be on the same Layer 2 network
- B. When configuring VRRP hot backup, you can configure the priority of VRRP to determine the primary and backup colors of the AC device
- C. In dual-link hot backup, the priority of the active and standby ACs can be configured to be the same to achieve backup in load sharing mode
- D. In VRRP hot backup, the active and standby ACs can be on different Layer 2 networks and communicate with each other through Layer 3 for backup
Answer: C,D
NEW QUESTION # 121
The network is as shown in the figure, and SWA, SWB, SWC, and SWD run RSTP, then which of the following statement is correct? (Multiple choice)
- A. The edge port can be opened on the GE0/0/2 port of SWB, so that the interface connected to the terminal can quickly enter the forwarding state
- B. The edge port can be opened on the GE0/0/2 port of SWC, so that the interface connected to the terminal can quickly enter the forwarding state
- C. After receiving the BPDU, the edge port will participate in the calculation of the spanning tree again
- D. After being configured as an edge port, the interface can quickly enter the forwarding state
Answer: B,C,D
NEW QUESTION # 122
L2TP is a virtual private dial-up network VPDN (Virtual Private Dial-up Network) tunnel protocol. It is a VPN that provides access services for employees on business trips or corporate branches to remotely access corporate intranet resources in remote office scenarios, and runs on the network layer of the TCP/IP protocol stack.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION # 123
The configuration command for VRRP and BFD linkage is:
- A. vrrp vrid 1 track bfd-session-name 1 reduced 100
- B. bfd-session vrrp vrid 1 track session-name 1 reduced 100
- C. vrrp vrid 1 track bfd-session session-name 1 reduced 100
- D. track vrrp vrid 1 bfd-session session-name 1 reduced 100
Answer: C
NEW QUESTION # 124
A typical NetStream system consists of two parts: network flow data exporter NDE and network flow data collector NSC.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION # 125
When OSPF runs in a broadcast network, it is necessary to elect DR and BDR.
So, in which of the following states, the election of DR and BDR will be carried out?
- A. 2-way status
- B. Exchange status
- C. Init state
- D. Full status
Answer: A
NEW QUESTION # 126
In the process of IS-IS, configured filter-policy 2000 export, which of the following statement on the role of the command is wrong?
- A. This command will filter the link state information released to the outside world
- B. If this command is not configured, the device will advertise all the routes imported by the external routing protocol to the S-IS by default
- C. It needs to be used in conjunction with route import, which is used to advertise only part of the imported external routes to neighbors
- D. It will restrict the external release of routing entries generated by the device itself
Answer: D
NEW QUESTION # 127
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