Online Access Free Huawei.H12-221-ENU.v2022-05-02.q222 Practice Test (Page 23)

H12-221-ENU Exam Question 106

RSTP has been improved on the basis of STP and realized fast convergence of the network topology. However, both RSTP and STP are based on a single spanning tree, and there are some defects, such as: (Multiple choice)

A.After the link is blocked, some traffic will be carried, which will not result in wasted bandwidth.

B.The load balancing of data traffic cannot be implemented between VLANs.

C.Problems with suboptimal paths.

D.After the link is blocked, no traffic will be carried, which will result in wasted bandwidth.

E.will result in problem that some VLAN paths cannot be reached.

H12-221-ENU Exam Question 107

Which of the following are the types of secure MAC addresses in port security technology?

A.Sticky MAC address

B.Secure static MAC address

C.Protect MAC address

D.Secure dynamic MAC address

H12-221-ENU Exam Question 108

Given the configuration of RTA below, which of the following description about the configuration is wrong? (Multiple choice)

A.Use the igmp enable command to enable IGMP on the interface. If you do not configure the multicast routing-enable command first, igmp enable can be used as usual.

B.IGMP version supported by this interface is version 2. If this command is not configured, the interface runs IGMPv1 by default.

C.multicast routing-enable command is to enable multicast. If this command is not configured, the router does not forward multicast packets.

D.The router listens to the multicast address 224.0.0.2 by default.

H12-221-ENU Exam Question 109

Which of the following descriptions are correct about BGP routing rules? (Multiple choice)

A.Compare the Origin attributes, and in turn prefer routes with gn types of EGP, IGP and Incomplete.

B.Aggregated routes take precedence over non-aggregated routes.

C.Preference is given to routes with high local priority.

D.In the route that meets the equal-cost routing condition, the short cluster-list length is preferred.

H12-221-ENU Exam Question 110

Which of the following descriptions are correct about the advanced ACL? (Multiple Choice)

A.Can define the effective time

B.Filter packets based on MAC address

C.Advanced ACLs support filtering packets based on protocol type. The value of the protocol number that can be filtered can be 1~255.

D.Number range 3000~3999

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H12-221-ENU Exam Question 106

H12-221-ENU Exam Question 107

H12-221-ENU Exam Question 108

H12-221-ENU Exam Question 109

H12-221-ENU Exam Question 110

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