Free Access Huawei.H12-211-ENU.v2022-04-14.q100 Practice Test (Page 5)

Question 16

The following about IPv6 stateless address autoconfiguration and DHCPv6, which ic correct? (Muitiple choice)

A.IPv6 stateless address autoconfiguration uses RA and RS messages

B.IPv6 stateless address autoconfiguration and DHCPv6 can allocate related configuration information such as DNS address to the host.

C.DHCPv6 is more manageable than stateless autoconfiguration

D.DHCPv6 can be divided into DHCPv6 stateful autoconfiguration and DHCPv6 stateless autoconfiguration.

Question 17

As shown in the figure, the RTA uses NAT technology and implements a many-to-many non-NAPT address translation by defining an address pool, so that hosts on the private network can access the public network. Assume that there are only two public IP addresses in the address pool, and the addresses have been assigned to hosts A and
B. If host C also wants to access the public network, which of the following description is correct?

A.All hosts can use the public network address in turn to access the public network.

B.RTA assigns the first public network address to host C, and host A is kicked off the line.

C.Host C cannot be assigned to the public network address and cannot access the public network.

D.RTA assigns the last public network address to host C, and host B is kicked off the line.

Question 18

Refer to the graphic.

Four switches are operating using STP. One of the port interfaces on ROOT has failed.
How long will it take for the 'blocked' interface to change to a state of forwarding?

A.50 seconds

B.15 seconds.

C.3 seconds.

D.30 seconds

Question 19

The network administrator has decided to configure link aggregation in the enterprise network.
Which of the following represent advantages of link aggregation? (Multiple Choice)

A.Enhanced reliability.

B.Improved security.

C.Improved bandwidth.

D.Load balancing.

Question 20

Which of the following parameters are identified by the SA (Security Association)? (Muitiple choice)

A.Security Protocol (AH or ESP)

B.Destination IP address

C.Source IP address

D.Security Parameter Index (SPI)

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Question 16

Question 17

Question 18

Question 19

Question 20

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