[Nov 22, 2023] New Updated H12-891_V1.0 Exam Questions 2023
Updated Free Huawei H12-891_V1.0 Test Engine Questions with 610 Q&As
NEW QUESTION # 365
If you need to use the delault-route importd command if no default route exists in the local IP routing table , a default route is issued to the BGP peer (group).
- A. False
- B. True
Answer: A
NEW QUESTION # 366
RTA is the source DR router, RTB is the RP router, and the multicast source sends multicast data to the RTA, but the PIM is not visible on the RTB Register the multicast source to which the message is registered, then the possible causes are ?
- A. The RP elected by RTA is not an RTB
- B. The multicast network dynamically elects the RP instead RTA failed RPF check for BSR
- C. RTB to RTA has no unicast routing, causing the RTB to fail RPF checks for the source
- D. Multicast network statically configures RP, while RTA router does not statically configure RP
Answer: A,B,C,D
NEW QUESTION # 367
In order to study the working mechanism of the OSPFv3 protocol, a project to build a network topology is as follows, the configuration of R1 and R2 is as follows, please ask the LSA switched between R1 and R2 What are the types?
- A. network-LSA
- B. Link-LSA
- C. Inter-area-prefix-LSA
- D. Router-LSA
Answer: A,B,D
NEW QUESTION # 368
What are the main reasons why RSTP converges faster than STP?
- A. RSTP has a smaller timer
- B. RSTP does not converge based on timer
- C. RSTP has a smaller overhead
- D. RSTP increases the variety of port states
Answer: B
NEW QUESTION # 369
The following description of Filter-Policy is correct?( Radio).
- A. Filter-policy filters the link state information received or published, and can modify the properties of route entries.
- B. With Filter-Policy, on ASBR in OSPF, type5LSA and type7LSA can be applied The build is filtered.
- C. Prefix lists can be used to filter both routes and packets.
- D. When filtering routes using the pre-slow list, the table entry ip-prefxldeny0000 0 lese-qual 32 indicates that only the default route matches
Answer: A
NEW QUESTION # 370
Users hope to be able to make the router forward and select messages according to their own defined policies on the basis of traditional route forwarding, and can adopt policy routing, and the following description of policy routing is incorrect
- A. Policy-based routing can be used to match message lengths
- B. Policy Routing cannot be set in the next statement DSCP
- C. Policy Routing cannot be used to set IP precedence
- D. Policy Routing can set the next hop IP address
Answer: C
NEW QUESTION # 371
There is an existing network of router RI, router R, router R3, and router R4 The 4 routers are interconnected via an LN network. All 4 routers are equipped with basic oSPF. When you execute the command "displayosp" on router R2 f peer", router R2 and router R3 are discovered The status between is "2-way". So what conclusions can you draw from this output? Multiple choice questions).
- A. Router R2 is DR or BDR
- B. Router R3 is not a DR, nor is it a BDR
- C. There is no full adjacency between router R2 and router R3
- D. Router R4 is destined for DR
- E. Router R2 is not a DR
Answer: B,C,E
NEW QUESTION # 372
Regarding the cross-domain VPN-OptionB scenario, what is the following description incorrect?
- A. scheme is not limited by the number of interconnection links between ASBRs
- B. The outer layer label is exchanged between two ASBRs to VPNv4 routes.
- C. Cross-domain VPN An Option
- D. In the process of packet forwarding, the private network LSP of the VPN should be exchanged once on the two ASBRs An EBGP neighbor relationship.
Answer: B
NEW QUESTION # 373
Regarding the characteristics of CE double attribution, the description is wrong with ?
- A. VRFs of two PEs connected to the same CE can belong to different VPNs.
- B. CE accesses the backbone through two links that can be used as both load sharing and primary and standby links.
- C. In the CE dual home network, it is possible to generate loops, and you can use route-tag to solve the loop problem.
- D. CE and PE form a CE dual-home network, which can ensure high network availability.
Answer: A
NEW QUESTION # 374
IPv6 introduces the Solicited-Node address, which is described correctly below (multiple choice)
- A. This is a specific address that is used for resolution in ARPv6 The MAC address.
- B. The Solicited-Node address on the router interface is automatically generated and can have multiple.
- C. IPv6 introduced the Solicited-Node address to support IPv6 multicast.
- D. If the Solicited-Node address is not configured , the router automatically generates one on each interface.
Answer: B
NEW QUESTION # 375
Router RL and Router R2 run BGP both routers are in the AS65234 The router R2 route is present in the BGP routing table of router RI, but not in the P of router R1 road
- A. By the table, so what causes the problem to occur? A, synchronization is turned off
- B. Router R1 does not enable BGPMulti-hop D Routing is not optimal
- C. With BGP, both routers are in the AS65234 Route cry PD is done by the right big worker
- D. The BGP neighbor relationship is Down
Answer: B
NEW QUESTION # 376
As shown in the figure, private network routing information is exchanged between PEl and PE2 and their respective CE via OSPF, and the same is configured on PEI and PE2 Domain D.
When routing is introduced from BGP to OS9PF on PE2, the following limited types of LSAs may be passed to E2?
- A. Type3 LSA
- B. Type1 LSA
- C. Type7 LSA
- D. Type5 LSA
Answer: A,B
NEW QUESTION # 377
LDP messages are exchanged between LDLRs running the LDP protocol, and LDP messages can be divided into four types according to function, which of the following is not an LDP message type ?
- A. Conversation message
- B. Label Exchange Information
- C. Discover message
- D. Advertisement message
Answer: B
NEW QUESTION # 378
The following description of BGP load sharing is wrong with ?( Multiple choice question)
- A. The AS_Path properties of the equivalent routes that form load sharing must be different.
- B. If BGP load sharing is implemented , the local device needs to configure the peer next-hop-local command to change the next hop address to its own address when issuing a route to an IBGP peer group
. - C. IBGP routes and EBGP routes that reach the same destination in the public network can form a load sharing
- D. The destination CIDR blocks are the same, and load sharing can be formed between BGP routes with different sources.
Answer: A,B,C,D
NEW QUESTION # 379
The router is running both OSPFv3 and ISIS, and the OSPFv3 route needs to be introduced to ISIS, which of the following ingestion configurations is correct:( Multiple choice questions).
- A. [Huawei] sis 1 [Huawel-isis-1] networkentity47001.000000200 Huawe-ss 1 ipb6enable topologist standard Huawei is l p6 importroue esgp.31lese! [Huaweisis-1] quit [Huawei
- B. (Huawei isis l Huawei-si-1 s-levelve!-l Huavei- ti.-1] networkentiy
4 .001.00001. Huawei sis pob enable topogy s andard Hhuawelitis ]l p6 importroute ospfv3 1 [Hu - C. HuaweJ IsIS
[Huaweij isis 1 Huavei-isis-1]networkentity470001.000000020Huawei-sis- 1limpotroueosph31 ltuowe.is- ut tuawl sph 1 fhuwf spol Jronea d 2 [Huawei) isis 1 Huawe-sis-1] is level level-1
[Huavei-sis-1 etworkentity 47001.00000 0 Huawel-d.-1[impotroteosph-1 le e. [tuawelts a ut ltunweospfv3 1 [Huawei - D. Huawel ias 1 ltuawei-i- isHeveleve!. l Huave-s-1 networkenity 47001.0000020 Hawe -sis-1 ipv6enabletopolog standard Htuawer is-] pob impot.
Answer: A,D
NEW QUESTION # 380
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