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NEW QUESTION 249
According tD the configuration of single-armed routing in the following figure, the administrative department and finance department can communicate with each other even if proxy ARP is disabled on the subinterface on R1.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 250
The following about IPv6 stateless address autoconfiguration and DHCPv6, which ic correct? (Muitiple choice)
- A. DHCPv6 is more manageable than stateless autoconfiguration
- B. IPv6 stateless address autoconfiguration uses RA and RS messages
- C. IPv6 stateless address autoconfiguration and DHCPv6 can allocate related configuration information such as DNS address to the host.
- D. DHCPv6 can be divided into DHCPv6 stateful autoconfiguration and DHCPv6 stateless autoconfiguration.
Answer: A,B,D
NEW QUESTION 251
The router output information is as follows. What is the IPv6 address obtained by this interface?
- A. 2000::1/64
- B. 3000::2/64
- C. 3000::1/64
- D. 3000::3000/64
Answer: B
NEW QUESTION 252
According to the following DHCP flowchart, which statements are true? (Multiple Choice)
- A. In step 3, broadcast packets are sent.
- B. In step 1, multicast packets are sent.
- C. In step 4, unicast packets are sent.
- D. In step 2, unicast packets are sent.
- E. In step 4, broadcast packets are sent.
Answer: A,C,D
NEW QUESTION 253
[R1] ospf
[R1-ospf-1] area 1
[R1-ospf-1-area-0.0.0.1] network 10.0.12.0 0.0.0.255
As shown in the configuration, the administrator has configured OSPF on R1, but R1 cannot learn the routes of other routers. The possible reason is (). (Multiple Choice)
- A. This router does not announce the network connecting neighbors when configuring OSPF.
- B. The OSPF process ID is not configured when this router is configured.
- C. The area ID configured by this router is different from the area ID of its neighbor router.
- D. This router is not configured with authentication, but the neighbor router is configured with authentication.
Answer: A,C,D
NEW QUESTION 254
Refer to the graphic.
T he host has a problem establishing a telnet connection with the router attached to interface G0/0/0, Which of the following steps can be used to help the administrator identify the problem? (Multiple Choice)
- A. Check the telnet server configuration is right on the router.
- B. Use the ping tool to check connectivity between host and router.
- C. Check whether the switch has configured the gateway IP address.
- D. Check whether the host has configured the gateway IP address.
Answer: A,B
NEW QUESTION 255
A network administrator has been assigned the IP address segment 192.168.176.0/25, from which he/she must allocate a subnet to support 20 users in the marketing department.
Which IP subnet best supports this requirement?
- A. 192.168.176.48/29
- B. 192.168.176.96/27
- C. 192.168.176.0/30
- D. 192.168.176.0/25
Answer: B
NEW QUESTION 256
Which statement is correct about the function of the network layer in the OSI reference model?
- A. Provide connection-oriented or non-connection-oriented data transfer and error detection before retransmission
- B. Transmit bitstreams between devices, specifying levels, speed, and cable pins
- C. The closest layer to the user in the OSI reference model, providing network services for applications
- D. Combine the bits into bytes, combine the bytes into frames, use the link layer address (the Ethernet uses the MAC address) to access the medium, and perform error detection.
- E. Provide a logical address for the router to determine the path
Answer: E
NEW QUESTION 257
Apply the following ACL to Telnet:
Acl number 2000
Rule 5 permit source 172.16.105.20
#
Only devices with an IP address of 172.16.105.2 are allowed to log in remotely.
- A. True
- B. False
Answer: A
NEW QUESTION 258
In an RIP process on a Huawei device, which of the following configurations are correct for advertising network 10.1.1.1/30? (Multiple Choice)
- A. network 10.1.1.0
- B. undo summary network 10.1.1.0
- C. version 2 undo summary network 10.0.0.0
- D. undo summary network 10.1.0.0
- E. network 10.0.0.0
Answer: C,E
NEW QUESTION 259
Which of the following message types is used for the RA message that is used for IPv6 stateless autoconfiguration?
- A. UPv6
- B. ICMPv6
- C. IGMPv6
- D. TCPv6
Answer: B
NEW QUESTION 260
Which of the following WLAN standards support operation in the 5GHz range? (Multiple Choice)
- A. 802.11a.
- B. 802.11g.
- C. 802.11b
- D. 802.11n.
Answer: A,D
NEW QUESTION 261
SR (Segment Routing) is attracting more and more attention as a new alternative MPLS tunneling technology. Many users hope to introduce SR technology to simplify network deployment and management and reduce CAPEX (Capital Expenditure). As the current mainstream tunneling technology, SR is widely used in bearer networks.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION 262
The network shown in the figure below, all switches open STP. Disable the sending function of the BPDU on the G0/0/2 port of the SWA. The G0/0/1 of the SWC re-converges to become the root port. Which is correct? (Muitiple choice)
- A. SWC sends TCN BPDUs to SWB
- B. SWB sends configuration BPDU with TCA set to SWC
- C. SWB sends TCN BPDUs to SWA
- D. SWA sends TC set configuration BPDU
Answer: A,B,C,D
NEW QUESTION 263
IPv6 address 2001: ABEF: 224E: FFE2: BCC0: CD00: DDBE: 8D58 cannot be abbreviated. 。
- A. True
- B. False
Answer: A
NEW QUESTION 264
Which parameter is used in the spanning tree protocol to elect the root bridge?
- A. Bridge ID
- B. Root path cost
- C. Port ID
- D. The system name of the switch
Answer: A
NEW QUESTION 265
How many probe packets are sent for each TTL value by default when "tracert" is used to detect the path along which packet is sent from source to destination?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 266
Which of the following statements about OSPF neighbor status is correct? (Multiple Choice)
- A. In the Exchange state, the routers send each other a DD packet containing the summary of the link state information to describe the content of the local LSDB.
- B. The master-slave relationship of OSPF is formed in the ExStart state.
- C. After the router LSDB is synchronized, it is converted to the Full state.
- D. The serial number of the DD packet is determined in the Exchange state.
Answer: A,B,C
NEW QUESTION 267
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