Online Access Free H12-721-ENU Practice Test

What actions are performed when the Huawei USG6000 series switches between active and standby switches in a dual-system hot backup deployment?

• A.After the related switch receives the ARP packet, it refreshes the MAC address table and directs traffic to the USG_B.
• B.VRRP backup group virtual address is unavailable
• C.USG_B sends gratuitous ARP packets
• D.USG_B sends proxy ARP packets

What are the load balancing algorithms supported by the Huawei USG6000 firewall?

• A.Simple polling algorithm
• B.Source IP hash algorithm
• C.Ratio
• D.Weighted polling algorithm

Users cannot access intranet resources when using the network extension function. Which of the following are not possible causes of the failure?

• A.Did you obtain a virtual IP address on the virtual network card of the user's PC?
• B.User connection is timeout.
• C.The virtual IP address conflicts with the FW interface address, intranet server address, and DHCP address pool address.
• D.The route between the firewall and intranet server is unreachable.

Which of the following options is wrong about the statement of the public network interface and the private network interface in the virtual system?

• A.The bandwidth resource configuration in the resource class takes effect only when the public interface is configured.
• B.The private network interface refers to the interface not configured with set public-interface command.
• C.A private network interface is an interface that uses a private IP address.
• D.The public network interface refers to the interface configured with set public-interface command.

IP-Link technology continuously sends ICMP packets or ARP request packets to a specified destination address, and then checks whether an ICMP echo reply packet or ARP reply packet can be received to determine whether the link is faulty.

• A.False
• B.True