QUESTION#01 

A campus network is connected to Huawei S series switches, and the administrator has enabled the MAC address drift detection function on the network. Which of the following is incorrect about the function?

A. This function can report alarms, including NAC address, VLAN, and hop interface information

B. After this function is enabled on the switch, the switch can integrate the MAC address shift information of the entire network and report alarms

C. This function can provide interface protection actions, such as making the jumping interface Down to automatically break the interface

D. If loops may occur in only a few vlans on the network connected to the switch, you are advised to remove the interface from the VLAN instead of the interface Domm

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QUESTION#02 

On a BGP/MPLS IP VPN network, when the CE and PE run which of the following routing protocols, the PE device does not perform route redistribution in BGP?

A. AS_Path

B. Extended_Community

C. MP REACH NLRI

D. Local Preference

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QUESTION#03 

On a BGP/MPLS IP VPN network, when the CE and PE run which of the following routing protocols, the PE device does not perform route redistribution in BGP?

A. BGP

B. Static route

C. IS-IS

D. SPF

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QUESTION#04 

Man-in-the-middle attacks or IP/MAC Spoofing attacks cause damage, such as information leakage, and are common on the Intranet. To prevent man-in-the-middle attacks or IP/MAC Spoofing attacks, you can configure ()

A. Limit the maximum number of MAC addresses that can be learned on the switch port

B. Configure DHCP Snooping to interwork with DAI or IPSG on the switch

C. Enable DHCP Snooping to check CHADDR fields in DHCP REQUEST messages

D. Configure Trusted/Untrusted interfaces

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QUESTION#05 

When the MSTP fault is rectified, you run the display current-configuration command to obtain the configuration file of the device. Which of the following is true?

A. Regardless of whether a BPDU Tunnel is configured on the device, MSTP is not affected

B. Check whether MSTP is disabled or configured as an edge port on the port connected to the user terminal

C. Check the port configuration and check whether the protocol sending command, for example, bpdu enable, is enabled on the MSTP enabled port

D. Check whether the port is added to the correct VLAN

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