NEW QUESTION 1

Which of the following statements about single-arm routing are correct? ()

• A. On the switch, configure the port connected to the router as a Trunk port, and allow the relevant AN frame to pass
• B. One physical connection per VLAN
• C. Need to create a subinterface on the router
• D. Only one physical link is used between the switch and the router to connect

Answer: A

NEW QUESTION 2

What are the characteristics of VLAN based on ports? ()

• A. Add an AVLAN tag to the data frame according to the IP address carried in the message
• B. Assign VLAN ID according to the protocol type and encapsulation format of the data frame
• C. No need to reconfigure VLAN when the host moves
• D. When the host moves, the VLAN needs to be reconfigured

Answer: D

NEW QUESTION 3

The election of the root switch in STP only compares the priority of the switch, while in RSTP, the priority of the switch and the MAC address are compared at the same time. ()

• A. True
• B. False

Answer: B

NEW QUESTION 4

The Backup port in RSTP can replace the failed root port ()

• A. True
• B. False

Answer: B

NEW QUESTION 5

If the IP address of a host in the LAN is 192.168.1.1/30, which of the following IP addresses will be processed by the host as the destination address of the IP packet? ()*

• A. 192.168.1.2/24
• B. 255.255.255.255
• C. 192.168.1.1
• D. 192.168.1.2/30

Answer: BD

NEW QUESTION 6

Which of the following IPv6 addresses can be abbreviated as 2FFF DAC:ABEF:CDAA:732? ()

• A. 2FFF:ODAC.:ABEF:0000:0000:0000:CDAA4:0732
• B. 2FFF:ODAC:ABEF 0000:0000:CDAA:0732
• C. 2FFF DACO:ABEF 0000000:0000:CDAA:0732
• D. 2FFF:ODAC:ABEF:0000:0000:0000:CDAA:7320

Answer: B

NEW QUESTION 7

In order for the STA to obtain the SSID related information on the AP, which of the following messages is used by the AP to proactively declare the wireless network SSID information?

• A. Join
• B. Beacon
• C. Probe
• D. Discovery

Answer: D

NEW QUESTION 8

All interfaces of routers running 0SPF protocol must belong to the same area. ()

• A. True
• B. False

Answer: B

NEW QUESTION 9

Three Layer 2 switches are interconnected with one HUB. The switches are all enabled with STP bridge ID. Refer to the figure below. What are the default errors of other configurations? () (Single-choice question)

• A. The two ports on SWA are designated ports and are in the forwarding state
• B. G0/0/2 of SWA is blocked
• C. G0/0/1 of SWC is alternativ
• D. It is in blocking state

Answer: B

NEW QUESTION 10

OSPF Router ID. It must be the same as the IP address of an interface on the router.

• A. True
• B. False

Answer: B

NEW QUESTION 11

Which WLAN security policies support the 0pen link authentication method? ()

• A. WPA2-802.IX
• B. WPA2-PSK
• C. WEP
• D. WPA

Answer: ACD

NEW QUESTION 12

What kind of message does the 0SPF protocol use to request the locally missing LSA? ()

• A. LSACK
• B. LSU
• C. HELL0
• D. LSR

Answer: D

NEW QUESTION 13

As shown in the figure. If host A has the ARp cache table of host B, then host A can ping host B. ()(True or False)

• A. True
• B. False

Answer: B

NEW QUESTION 14

The two-layer switch is a data link layer device, which can identify the MAC address information in the data frame, and record these MAC addresses and corresponding port information in its own MAC address table. ()

• A. True
• B. False

Answer: A

NEW QUESTION 15

As shown in the following figure, in the switching network, all switches are running the stp protocol. When the topology is stable, which of the following switches can be used to modify the BPDU sending cycle. Can it affect the SWD configuration BPDU sending cycle? () (Single-choice question)

• A. SWA
• B. SWC
• C. SWD

Answer: B

NEW QUESTION 16

The CAPWAP protocol stipulates the communication standard between AC. and Ap. Which of the following statements about the CAPWAP protocol is correct? ()

• A. CAPWAP is an application layer protocol based on TCP transmission
• B. In order to establish a CAPWAP tunnel, the FIT Ap can only discover the AC through broadcast messages
• C. In order to reduce the burden on the AP, CAPWAP uses a tunnel to simultaneously transmit control messages and data messages
• D. The AP can encapsulate the user's data message in CAPWAP and hand it over to the AC.

Answer: B

NEW QUESTION 17

As shown in the figure below. All switches enable the $P protocol and keep other configurations in their default state. When the network is stable, are the following statements correct? () (Multiple Choice Questions)

• A. Both ports of SWC are in Forwarding state
• B. Both ports of SWB are in Forwarding state
• C. SWA is the root bridge in this network
• D. SWB is the root bridge in this network

Answer: BC

NEW QUESTION 18
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