Learn with Huawei : H12-221-ENU training material for 100% pass
Updated: Sep 11, 2026
No. of Questions: 597 Questions & Answers with Testing Engine
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Huawei H12-221-ENU Exam Overview:
| Certification Vendor: | Huawei |
|---|---|
| Exam Name: | HCIP-Routing&Switching-IERS (Huawei Certified ICT Professional - Implementing Enterprise Routing and Switching Network) |
| Exam Number: | H12-221-ENU |
| Available Languages: | Russian, French, Portuguese, Chinese Simplified, Spanish, English |
| Exam Format: | Single Choice, Drag and Drop, Multiple Choice, True/False |
| Passing Score: | 600/1000 |
| Exam Duration: | 90 minutes |
| Related Certifications: | HCIP-Routing & Switching |
| Certificate Validity Period: | 3 Years |
| Exam Price: | USD 160 |
| Sample Questions: | Huawei H12-221-ENU Sample Questions |
| Exam Way: | Pearson VUE Test Center or Huawei Authorized Testing Center |
| Pre Condition: | Huawei recommends HCIA-Routing & Switching level knowledge or equivalent networking experience. |
| Official Syllabus URL: | https://support.huawei.com/learning/ |
Huawei H12-221-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| IP Multicast | - Multicast Technologies
|
| IPv6 Technologies | - IPv6 Fundamentals
|
| Enterprise Network Architecture and Design | - Enterprise Network Architecture
|
| Network Security | - Security Fundamentals
|
| Switching Technologies | - VLAN Technologies
|
| Network Maintenance and Troubleshooting | - Operations and Maintenance
|
| Routing Technologies | - IS-IS
|
Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) Sample Questions:
Regarding OSPF multi-process, which is wrong?
- A. Routing interaction between different OSPF processes is equivalent to the routing interaction between different routing protocols.
- B. Multiple OSPF processes can be running on the same router. They do not affect each other and are independent of each other.
- C. The concept of OSPF multi-process has a global significance.
- D. An interface of a router can only belong to one OSPF process.
Correct Answer: C 🗳️
About the Stub area, full Stub area and NSSA, whichi is correct?
- A. The biggest difference between a fully stub area and a stub area is that cannot flood the Type 3 LSA.
- B. Stub areas can flood Type 3 and Type 4 LSAs. Full Stub areas cannot flood Type 3 and Type 4 LSAs (except Type 3 LSAs that advertise default routes).
- C. The Stub area can only flood Type 3 LSAs, and the full Stub area cannot flood any Type 3 LSA (including the default route LSA).
- D. Stub area can import AS external routes. The NSSA cannot import AS external routes.
Correct Answer: A 🗳️
About the definition of router roles within or between OSPF areas, which is correct? (Multiple Choice)
- A. Backbone router: refers to a router that has at least two interfaces that belong to the backbone area.
- B. ASBR: It can be an internal router, a backbone router, or a regional edge router.
- C. ABR: A router that connects one or more areas and connects to the backbone area. These routers act as routing gateways for inter-domain communication.
- D. Internal router: refers to the router whose all interfaces belong to the same area.
Correct Answer: B,C,D 🗳️
Given the configuration of RTA below, which of the following description about the configuration is wrong? (Multiple choice)
- A. IGMP version supported by this interface is version 2. If this command is not configured, the interface runs IGMPv1 by default.
- B. multicast routing-enable command is to enable multicast. If this command is not configured, the router does not forward multicast packets.
- C. The router listens to the multicast address 224.0.0.2 by default.
- D. Use the igmp enable command to enable IGMP on the interface. If you do not configure the multicast routing-enable command first, igmp enable can be used as usual.
Correct Answer: A,D 🗳️
Which command can view the Type 2 LSA details?
- A. display ospf lsdb network
- B. display ip ospf lsdb network
- C. display ip ospf lsdb router
- D. display ospf lsdb router
Correct Answer: A 🗳️
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