Free Access Huawei.H12-831-ENU.v2023-03-20.q144 Practice Test (Page 2)

Which of the following description of "packet marking" is incorrect?

A.DSCP IP Precedence information of IP packets can be marked

B.The 802.1Q information of Vlan packets can be marked

C.The QoS information field of the packet can be marked

D.The MAC of the message can be marked

Between different IS-IS processes of the same router, the link state information is isolated by default.

A.FALSE

B.TRUE

According to this figure, what can we judge?

A.The IS-IS interface type of the GE0/0/1 interface of R1 is Level-1

B.IS-IS IPv6 is enabled on the GE0/0/0 interface of R1

C.IS-IS IPv6 is not enabled on the GE0/0/1 interface of R1

D.The IS-IS interface type of the GE0/0/0 interface of R1 is Level-1-2

When a large number of IP phones and WLAN APs need to be accessed in the network, which type of switch is generally considered?

A.Switches with SACG function

B.Switch with QoS function

C.Switches with POE function

D.Switch with STP edge port capability

The IS-IS neighbor relationship between R3 and R1 is not established. According to the information in this figure, what is the possible reason?

A.The circuit-type of the interconnection interface of R3 and R1 does not match

B.The lS-Level of R3 and R1 do not match

C.The IIH authentication of R3 and R1 failed

D.The System IDs of R3 and R1 are duplicated

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