Free H12-891_V1-0 Practice Test Questions and Answers (2026)

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Q: 1
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).
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Q: 2
Which of the following does the digital certificate not contain?
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Q: 3
Huawei's SDN controller using VXLAN technology is fixed?
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Q: 4
Regarding the WRR (Weight Round Robin) description of the error is ?( Multiple select).
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Q: 5
As shown in the figure, all routers run OSPF, which is correct in the following statement: Huawei H12 891 V1 question
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Q: 6
During isis ' broadcast network database synchronization, is the following statement correct? Huawei H12 891 V1 question
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Q: 7
In the following topology diagram, R1 can access the Internet through R2 and R3, R1 and R2, R1 and R1 An EGP connection is established between R3 , and R2R3 belongs to the same AS, each via BGP Publishing a default route that requires R1 to visit lnternet's traffic preference R2, can the following practices be achieved?
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Q: 8
The following description of MP-BGP is incorrect?( Single choice questions).
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Q: 9
The following statement about IPSec VPN is correct ?qo
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Q: 10
As shown in the figure, R1, R2, and R3 run OSPP at the same time and declare their respective ring ports, as described below is the error. Huawei H12 891 V1 question
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Q: 11

With an existing network running OSPF, what types of LSAs cause ISPF operations?

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Q: 12
The multicast protocol that can generate multicast distribution trees is ?
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Q: 13
The means of the LAND attack is that the attacker sends an SVN packet message with the same source and destination addresses to the target host, the source port and the destination port are the same, and the receiver waits for the final ACK packet to be sent , the connection is always in a semi- connected state, resulting in a full limited TCP reception Waste of resources
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Q: 14
In an MPLS BGPVPN environment, if tags are distributed only through BGP and LDP, the MPLS tags of the message can be up to two layers of tags
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Q: 15
If a router only needs to forward iPv6 packets, you do not need to configure any IPV4 agreements and addresses on that router.
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Q: 16
Mainstream Layer 2 technologies such as VXLAN, TRILL, NVGRE and MPLS
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Q: 17
Regular expressions can be used for Community-filter and AS-path-filter definition attribute types for route filtering.
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Q: 18
A switch joins a running stacking system after powering up, a behavior known as heap overlay.
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Q: 19
VPN instances are also known as VPN routing forwarding tables (PN Routing and Forwarding table), and there are multiple route forwarding tables on the PE, including a public route forwarding table, one or more VPN route forwarding tables, and VPNv4 Route forwarding table.
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Q: 20
When configuring AS-Path-Filter, ip as-path-filter 10 permit_100$ indicates a matching route received from the A5100 but not from the AS100
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