Online Access Free H12-921_V1.0 Exam Questions

Which of the following protocol standards is led by Huawei to solve the PFC head-resistance problem?

• A.IEEE 802. 1AB
• B.IEEE P802. 1CQ
• C.IEEE P802. 1Qcz
• D.IEEE 802. 1Qcp

Which of the following options can be deployed in a lossless CloudFabric network to avoid the header blocking problem (HeadOfLineBlockingHOLB occurs?).

• A.AI ECN
• B.PFC deadlock detection
• C.PFC Deadlock Prevention
• D.INOF

In micro-segmentation, if the source leaf has the EPG packet information corresponding to the source IP, the destination leaf has the EPG group information corresponding to the destination IP EPG group information, but there is no user-configured EPG intergroup policy for both Leaves, which of the following behaviors is correct by default?

• A.On the destination side, Leaf discards service packets
• B.The processing of service packets depends on the default access control policy of the unknown EPG group members of the source leaf
• C.Leaf discards service packets on the source side
• D.Service packets can be sent from the source to the destination

In the open-source OpenStack business model, which of the following is the mapping between the Router and the Network?

• A.N:N
• B.1:N
• C.N:1
• D.1:1

Which of the following terms is NOT a hard disk media?

• A.HDD
• B.SAN
• C.SSD
• D.SCM