Free Access Huawei.H12-891_V1.0.v2025-08-12.q170 Practice Test (Page 35)

Question 166

When configuring ISIS zone authentication, which ISIS message will carry the authentication letter? ( Single choice questions).

A.Hello message of ISIS's Level-1.

B.ISIS ?Level-2 ?SNP ?LSP?

C.ISIS ?Level-1 ?SNP ?LSP?

D.Hello message of ISIS's Level-2

Question 167

BGP EVPN advertises external routes, which of the following routes?

A.Type1

B.Type3

C.Type5

D.Type2

E.Type4

Question 168

In a scenario where a VXLAN tunnel is dynamically established through BGP EVPN, which of the following statements about symmetric IRB forwarding are correct?

A.Both the ingress VTEP and egress VTEP forward packets based on the Layer 3 forwarding table.

B.The ingress VTEP forwards packets based only on the Layer 2 forwarding table.

C.The egress VTEP forwards packets based only on the Layer 2 forwarding table.

D.When VTEPs forward inter-subnet user communication packets, the VNI carried in the VXLAN header is the L3VNI.

Question 169

In Huawei SD-WAN Solution, which of the following tunneling technologies is used to establish data channels?

A.WLAN

B.IPsec

C.MPLS

D.GRE over IPsec

Question 170

Although the STP protocol can solve the loop problem, it affects the quality of user communication due to the slow convergence of the network topology. RSTP has made many improvements to STP, which of the following is not an improvement of RSTP to STP?

A.RSTP port state specification is divided according to whether the port forwards user traffic and learns the MAC address, reducing the original 5 port states to 3

B.In addition to the 3 port states, RSTP vice adds 2 new port roles

C.If a port does not receive a configuration BPDU sent by the upstream device for 4 consecutive Hello Time, the device considers the negotiation with this neighbor to fail

D.Non-root switches running RSTP send configuration BPDUs at intervals specified by Hello Timer, a behavior that is entirely autonomous for each device

Other Version: 1781Huawei.H12-891_V1.0.v2024-06-05.q227; 2561Huawei.H12-891_V1.0.v2023-07-31.q133; 4840Huawei.H12-891_V1.0.v2022-10-03.q184; 3927Huawei.H12-891_V1.0.v2022-07-04.q121

Latest Upload: 176NAHQ.CPHQ.v2026-09-03.q481; 114SAP.C-S4CPB-2602.v2026-09-02.q7; 110Cisco.700-805.v2026-09-02.q86; 161MSSC.CLT-4.0.v2026-09-02.q43; 126Fitness.NCSF-CPT.v2026-09-02.q18; 182Google.Generative-AI-Leader.v2026-09-02.q77; 139PECB.ISO-14001-Lead-Auditor.v2026-09-01.q39; 126Google.GCP-DE.v2026-09-01.q27; 161Cisco.300-820.v2026-09-01.q105; 154Cisco.500-220.v2026-09-01.q72

Question 166

Question 167

Question 168

Question 169

Question 170

Download PDF File