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Huawei H12-221-ENU : HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network)
- Exam Code: H12-221-ENU
- Exam Name: HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network)
- Updated: Oct 29, 2026 Q&As: 597 Questions and Answers
About Huawei H12-221-ENU Exam
Internet optional, preparation not. The Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) online engine from TorrentVCE supports offline use — load it once, and 597 practice questions travel with you anywhere in 2026.
Huawei H12-221-ENU Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Switching Technologies | 15% | - Advanced switch features and security - RSTP and MSTP protocols - Eth-Trunk technology and configuration |
| Topic 2: BGP Routing Protocol | 22% | - BGP confederation and route reflector - BGP route policy and filtering - BGP basic principles and session establishment - BGP path attributes and route selection rules |
| Topic 3: OSPF Routing Protocol | 22% | - OSPF neighbor and adjacency establishment - OSPF route summarization and filtering - OSPF basic principles and characteristics - OSPF area types and LSA types - OSPF special configurations and troubleshooting |
| Topic 4: IS-IS Routing Protocol | 18% | - IS-IS level-1 and level-2 routing - IS-IS basic concepts and network structure - IS-IS link state database and route calculation - IS-IS route control and optimization |
| Topic 5: Routing Control | 13% | - IP prefix list and access control list - Route redistribution between protocols - Routing policy and filter policy |
| Topic 6: IP Multicast | 10% | - Multicast principles and addresses - PIM-DM and PIM-SM mechanisms - IGMP protocol and operations |
Your Huawei H12-221-ENU Questions, Answered
The Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) blueprint divides into 6 domains — including Switching Technologies (15%), BGP Routing Protocol (22%), IS-IS Routing Protocol (18%). Those weights tell you where the points live; plan revision time in the same proportions. The full subtopic list appears above.
No mandatory prerequisites; HCIA-Routing & Switching knowledge is strongly recommended Eligibility rules change occasionally, so confirm them on the official page (official H12-221-ENU exam page) before booking.
Yes — the free Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) demo at TorrentVCE shows real questions and answers before you pay. Every purchase includes 365 days of free updates, renewable later at 50% off.
The official format: 90 minutes, 60 questions. That ratio is the real challenge, so practice pacing — time-box each question, mark the stubborn ones, and run full simulations in the TorrentVCE PC test engine until the clock stops being scary.
Yes:
Classroom learning ends where self-testing begins — after any course, work through the 597 practice questions for the Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) to find weak spots before the exam does.
The Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) is Huawei's official exam for the HCIP-Routing & Switching credential (Professional level). In the job market it works as portable proof of skill — more interviews, better offers. It pairs naturally with HCIP-Routing & Switching-IENP, HCIP-Routing & Switching-IEEP.
Two promises. Delivery: payment triggers an automatic email within a minute — instant download, unlimited devices, 24/7 help if nothing arrives within 2 hours. Refund: take the corresponding H12-221-ENU exam within 60 days of purchase, and if you fail, send a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam for a full refund, processed within 7 days. Excluded: exams within 3 days of purchase, candidate names that don't match the payer, and free or expired products. Prefer a swap? Exchange for two equal-value products free.
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The Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) is delivered Online proctored or onsite at authorized test centers — choose whichever suits you when booking.
160–200 USD per attempt; 600/1000 to pass. Since a retake bills the full fee again, rehearse with the 597 practice questions from TorrentVCE until your mock scores clear the bar with room to spare.
Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) Sample Questions:
Question #1
The matching order of ACL can be out of accordance with sequencing of user configuring the rules for the ACL.
- A. True
- B. False
Correct Answer: A 🗳️
Question #2
Which description of the OSPF protocol in the following is wrong?
- A. The metric value of AS-external-LSA can be specified when external routes are imported. The default value is 1.
- B. The Link State ID in ASBR-Summary-LSA is set to the router ID of this ASBR.
- C. The area border router (ABR) connects multiple areas and maintains the same LSDB for all areas.
- D. The external routing information can carry a tag. The tag information is contained in 5 LSAs and 7 LSAs.
Correct Answer: C 🗳️
Question #3
When multiple routing tools are configured for a BGP neighbor for route filtering, which of the following description is wrong? (Multiple choice)
- A. For the peer to receive the route, the IP-Prefix is processed first with the route-policy.
- B. For the peer to send the route, the route-policy is processed first with the IP-Prefix.
- C. For the peer to send the route, the IP-Prefix is processed first with the router-policy.
- D. For the peer to receive the route, the route-policy is processed first with the IP-Prefix.
Correct Answer: A,D 🗳️
Question #4
Sometimes, when a multicast packet is flooded to a shared network segment connected to multiple PIM routers, the RPF check on these PIM routers can pass, and multiple packets of the same packet are forwarded to the network segment. At this point, what need to be executed?
- A. Assertion
- B. Diffusion
- C. Grafting
- D. Pruning
Correct Answer: A 🗳️
Question #5
As shown in the following figure, if you do not want employees of department A have mutual visits, employees in department B can communicate with each other, but different departments cannot communicate with each other, and all employees can access the company's servers. To achieve this function through the MUX VLAN, the following statement is correct:
- A. VLAN 100 is a slave VLAN
- B. VLAN 3 is set to interworking VLAN
- C. VLAN 2 is set to interworking VLAN
- D. VLAN 3 is set to primary VLAN
Correct Answer: B 🗳️
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