Free Access Huawei.H12-891_V1.0.v2022-10-03.q184 Practice Test (Page 29)

Question 136

The following description of the attributes of BGP is correct? Radio

A.When a BGP Speaker publishes a route learned from an EBCP peer to an IBGP peer, it does not change the next hop attribute of that routing information.

B.A route can have only one community attribute value.

C.The AS number of the adjacent AS, ranked to the far right of the list of AS_Path in the BGP route entry.

D.Local_Pref is valid only between EBGP peers and is not advertised to third-party AS

Question 137

You try to trace a remote Internet address on your PC, but the traceroute stops after it reaches a router, and currently, the router should be in the incoming direction of the serial interface With an ACL "rule5 permit tcp source any destination any", you need to add which of the following ACLs to the router for traceoute to work

A.Rule 10 permit icmp source any destination any icmp-type echo rule 15 permiticmp source any destination any icmp-type net-unreachable

B.Rule 10 permit icmp source any destination any icmp-typettl-exceeded rule 15 permit source any destination any icmp-type echo-reply

C.Rule 10 permit tcp source any destination any

D.Rule 10 permit icmp source any destination any icmp tti-exceeded rule permit icmp source any icmp-type port-unreachableE. Rule 10 permit udp source any destination any rule 15 permit icmp source any destination any icmp-type protocolunreachable

Question 138

The following statement about the BFD one-arm echo function is correct (multiple choice).

A.The default destination IP address for the protocol message for BFD one-arm echo is 22400184

B.After the BFD one-arm echo function is turned on, the destination IP and source IP of the BFD message are inducted

C.The BFD one-arm echo function must be configured with local identifiers and carrier identifiers

D.BFD One-Arm Echo function is suitable for scenarios where one device supports BDD and the other device does not support

Question 139

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

A.VRRPv3 does not support authentication, while VRRPV2 does

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

C.Both VRRPv2 and VRRPv3 support authentication

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

Question 140

Router HW1 exists in the carrier HW's network as an MPLSLSR router. The router receives a packet carrying a label, but the label entry does not exist in its LFIB. So how does the router handle that message?

A.Router HW1 drops the message

B.Router HW1 uses LDP to create an LSP and creates a new path in LFIB for the label carried in the message

C.Router HW1 strips off the label and looks for the FIB using the P destination address

D.Router HW1 will forward the message with the default label

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Question 136

Question 137

Question 138

Question 139

Question 140

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