Try and practice the latest Huawei : H12-221-ENU real questions & answers
Updated: Sep 12, 2026
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Huawei H12-221-ENU Exam Overview:
| Certification Vendor: | Huawei |
|---|---|
| Exam Name: | Huawei Certified ICT Professional - Implementing Enterprise Routing and Switching Network |
| Exam Number: | H12-221-ENU |
| Available Languages: | English |
| Related Certifications: | HCIA-Routing & Switching HCIE-Routing & Switching |
| Exam Format: | Multiple choice, Drag and drop, Multiple response |
| Recommended Training: | Huawei Enterprise Routing & Switching Training |
| Exam Registration: | Huawei Talent Certification Portal |
| Sample Questions: | Huawei H12-221-ENU Sample Questions |
| Exam Way: | Computer-based exam delivered via authorized testing centers or online proctoring depending on region |
| Pre Condition: | HCIA-Routing & Switching certification is recommended or required before taking HCIP-level exams. |
Huawei H12-221-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Routing Technologies | - Static routing and policy-based routing - IS-IS fundamentals - BGP basics and route selection - OSPF (single-area and multi-area) |
| Topic 2: Network Management and Troubleshooting | - Network monitoring and diagnostics tools - Basic troubleshooting methodologies |
| Topic 3: LAN Switching Technologies | - VLANs and VLAN implementation - STP/RSTP/MSTP concepts and configuration - EtherChannel / link aggregation |
| Topic 4: WAN and MPLS Basics | - MPLS architecture overview - VPN fundamentals (L2VPN/L3VPN concepts) |
| Topic 5: Network Security Fundamentals | - ACL configuration and traffic filtering - Basic device security hardening |
| Topic 6: Enterprise Network Fundamentals | - Network device roles and architecture - TCP/IP model and IP addressing - IPv4/IPv6 fundamentals |
| Topic 7: IP Services | - NTP and basic network services - NAT/PAT implementation - DHCP configuration and relay |
Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) Sample Questions:
Which description is wrong about BGP routing updates?
- A. The BGP route obtained from the EBGP peer is advertised by the BGP device to all its EBGP and IBGP peers.
- B. BGP periodic update
- C. When the route is updated, the BGP device only sends the updated BCP route.
- D. If there is no RR, the BGP route obtained from the IBGP peer is advertised by the BGP device to its EBGP peer.
Correct Answer: B 🗳️
How to configure authentication in BGP configuration?
- A. The same plaintext password must be used between a pair of BGP peers.
- B. All routers in the same AS must use the same password
- C. The same MD5 password must be used between a pair of BGP peers.
- D. All BGP peers on a router must use the same password
Correct Answer: C 🗳️
Which of the following LSA messages carries master-slave relationship information?
- A. LSA Update message
- B. Hello message
- C. LSA Request message
- D. DD message
Correct Answer: D 🗳️
Which of the following description about BGP, OSPF, ISIS, RIP is correct?
- A. ISIS runs on the basis of the IP protocol and the protocol number used is 89.
- B. RIP runs on the basis of UDP drawing, and the port number used is 179.
- C. OSPF runs on the basis of the IP protocol, and the protocol number used is 90.
- D. The BGP neighbor relationship is based on the TCP session. The port number used is 179.
Correct Answer: D 🗳️
As shown in the figure, all devices operate in the MPLS network. The downstream switch SWA finds the label mapping message of 1.1.1.1 to the SWB. The SWB receives the label distributed by the downstream switch SWA and then distributes the label to the SWC. The SWC receives the label sent by the SWB. Then send it to SWB to send the label.
Then, what are the label control mode and the label distribution mode in the network respectively?
- A. Ordered+DoD
- B. Independent+DoD
- C. Independent+DU
- D. Ordered+DU
Correct Answer: D 🗳️
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