Free Access Huawei.H12-891_V1.0.v2022-07-04.q121 Practice Test (Page 9)

Question 36

How do 8021w and 8021D handle BPDUs?( Confirmed) The

A.The 8021w bridge forwards only BPDU packets received from the root bridge

B.The 8021D bridge does not forward BPDU messages

C.8021w Bridge does not forward BPDU packet

D.8021D bridge only forwards BPDU packets received from the root bridge

Question 37

What designs in the router can improve the reliability of the router?

A.Dual power supply design

B.Dual-engine design

C.Issu Design

D.Module hot-swappable design

Question 38

By default, routers running IS-IS in broadcast networks have a period of seconds for DIS to send CSNP packets?

A.10

B.33

C.40

D.30

Question 39

In an MPLSVPN network, when a packet enters the Internet and is forwarded, it is encapsulated with two layers of MPLS tags, and the processing of the packet in the following options is described correctly?

A.based on the inner tag The packet pops up the outer label on the penultimate hop device and forwards it to the Egress PE device

B.The penultimate hop device receives packets with an outer label of 3

C.The Egress PE device correctly sends packets to the appropriate VPN

D.The Egress PE appliance receives an UNlabeled IP packet

Question 40

The following statements about the VRRP protocol are correct (multiple choice).

A.The owner of the Master IP address has a VRP priority of 255, and all configurable priorities range from
0 to 254

B.VRRPv2 only applies to IPv4 networks, and VRRPv3 only applies to IPv6 networks

C.Both VRRPv2 and VRRPv3 support authentication

D.VRRPv3 does not support authentication, while VRRPV2 does

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Question 36

Question 37

Question 38

Question 39

Question 40

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