Free Access Huawei.H12-261_V3.0-ENU.v2022-07-17.q145 Practice Test (Page 18)

Question 81

Which of the following statements about the BFD detection mode are correct? (Multiple choice)

A.If the BFD control packet from the peer is not received within the test time, the BFD session status will be declared as Down. In query mode, once the BFD session is established, the system will no longer periodically send BFD control packets.

B.Asynchronous detection mode does not support echo function

C.In asynchronous mode, the systems will send BFD control packets according to the negotiated cycle. If a system is checking

D.Asynchronous mode is a commonly used BFD detection mode

Question 82

Cross-device link aggregation enables data stream transmission and mutual backup of stack member switches. However, because of the limited bandwidth of stack cables between stack devices, which of the following methods can improve forwarding efficiency?

A.Enable traffic local priority forwarding

B.Enable stack multi-master check function

C.Configure stack system MAC address switching

D.Connect stack devices through stack cards

Question 83

Two VTEP in VXLAN may determine a VXLAN slit channel, this VXLAN tunnel between VTEPs will be public used by all the VNI between two NVE.

A.False

B.True.

Question 84

In an MPLS BGP VPN network that does not enable the MPLS penultimate hop pop-up technology, when the message reaches the last hop PE, the message has two layers of labels, and the two layers of label values can be the same.

A.TURE

B.FALSE

Question 85

Regarding the BGP anti-ring mechanism, which of the following description is correct? (Multiple Choice)

A.Use the AS_PATH attribute between autonomous systems to prevent loops.

B.You can use the AS_CONFED_SET attribute to prevent loops within the federation.

C.The Cluster List attribute is used for the anti-ring in the reflector cluster. If the router discovers that the cluster list of the route entry contains its own cluster ID, it will reject the route.

D.Routes learned from IBGP are not advertised to IBGP neighbors to prevent routing loops within the AS.

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Question 81

Question 82

Question 83

Question 84

Question 85

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