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H31-211 Exam Dumps - HCNA - Carrier IP

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Question # 57

Which Telnet protocol is used for data transmission?

RTP

SIP

UDP

TCP

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Question # 58

RlP protocol, in the RIPV2 version, which address is sent by default to the update message?

224.0.0.2

224.0.0.9

224.0.0.5

224.0.0.13

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Question # 59

Which of the following two types of interfaces can the switch be? (multiple choice)

MDI

MDI_S

MDI_X

MDI_R

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Question # 60

The network administrator is removing multiple VLANs from the switch. When the administrator enters the undo vlan 1 command, he receives an error message.

What is the cause of the error message?

VLAN can only be deleted by the user who created it

VLAN 1 can be deleted only after the role of VLAN 1 is assigned to other VLANs.

The command was not entered correctly, resulting in a syntax error

VLAN 1 is the default management VLAN and cannot be deleted.

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Question # 61

TFTPåè®®æ˜¯ç®€å•æ–‡ä»¶ä¼ è¾“åè®®ï¼Œå®ƒä½¿ç”¨ä»€ä¹ˆåè®®æ¥è¿›è¡Œæ–‡ä»¶çš„ä¼ é€?

SIP

UDP

TCP

RTP

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Question # 62

When a router that enables proxy ARP receives an ARP request packet, it finds that the destination address of the packet is not its own. Which operation is required? (Multiple selection)

Discard the message

Find the route to the destination address

If there is a route to the destination address, send its own MAC address to the ARP requester.

Broadcast ARP request message

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Question # 63

172. DHCP establishes and maintains a UDP connection between the PC client and the DHCP server, so that the client PC automatically obtains a temporarily fixed IP address.

True

False

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Question # 64

Which of the following statements about VRRP is correct? (multiple choice)

Under normal circumstances, the business is all undertaken by the Master.

When the Master fails, the Backup device takes over the work.

VRRP can only monitor the interface status of VRRP.

VRRP can implement active/standby backup and cannot implement load balancing.

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