Question 1

An interface of a switch is in error-down state. A possible cause is that the average rate of broadcast packets received by the interface exceeds the upper threshold set by the administrator for storm control.

Options :

A : TRUE

B : FALSE

Answer: A

Question 2

Which of the following are advantages of VLAN aggregation?

Options :

A : decreasedIPwaste of address

B : added availableM LANquantity

C : Increased addressing flexibility

D : accomplishSub-VLANIsolation between broadcast domains

Answer: A,D

Question 3

What are the wrong statements about OSPF's Router LSA and Network LSA?

Options :

A : runDSPFThe router must generateNetwork LSA

B : runOSPFThe router must generateRouter LSA

C : OSPFmust exist in the networkRouter LSAandNetwork LSA

D : Network LSA, Carry both topology and routing information

Answer: A,C

Question 4

The default MPLS label publishing mode, label distribution control mode and label retention mode of Huawei routers are respectively

Options :

A : Label release method - downstream autonomous methoD. label distribution control method - free methoD. label retention method - independent

B : Label release method - free methoD. label distribution control method - independent methoD. label retention method - downstream autonomous method

C : Label release method - downstream autonomous methoD. label distribution control method - independent methoD. label retention method - free method

D : Label release method-independent methoD. label distribution control method-free methoD. label retention method-downstream autonomy

Answer: C

Question 5

In the VLAN aggregation technology, multiple Sub-VLANs are used to isolate wide-open domains, and these Sub-VLANs are aggregated.

Synthesizing a logical Super-VLAN, a company divides different departments into different Sub-VLANs,

because

Sub-VL AN not only includes physical connection, but also can establish three-layer VLAN ANIF interface,

which can directly carry out three-layer communication with external network.

Options :

A : True

B : False

Answer: B

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