Free Access Huawei.H12-831_V1.0.v2022-08-15.q121 Practice Test (Page 12)

Regarding the cause of the dual-master failure of the VRRP backup group, which of the following is the most unlikely?

A.The low-priority VRRP backup group discards the received VRRP notification packets as illegal packets

B.The VRRP backup group IDs on both ends are different

C.The link that transmits the VRRP notification message is faulty

D.Master device sends 1 notification message per second

Which of the following is the least likely cause of a VRRP backup group dual-active failure?

A.both endsVRRPbackup groupIDdifferent

B.Master Equipment1send in seconds1announcement message

C.low priorityVRRPThe backup group will receiveVRRPAnnounce packets are discarded as illegal packets

D.transmissionVRRPLink failure of advertisement message

Which of the following actions may affect the normal operation of the customer's network?

A.software upgrade

B.Device naming

C.Hardware expansion

D.Routing Protocol Configuration Changes

The cutover risk assessment mainly considers which of the following aspects?

A.Scope of Risk Impact

B.time of risk

C.Location of key risk points

D.loss from risk

Regarding BGP/MPLS IPVPN data forwarding, which of the following descriptions is wrong?

A.The outer layer label when data is forwarded can beLDPdistribute

B.PEsend toCEThe data isIPv4Genuine

C.data inB, CP/MPLS IP VPNWhen the backbone network is transmitted, it always carries two layers of labels

D.The inner label when data is forwarded is defined byMP-BGPdistribute

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