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Huawei H12-221 Exam Overview:
| Certification Vendor: | Huawei |
| Exam Name: | HCNP-R&S-IERN (Huawei Certified Network Professional - Implementing Enterprise Routing Network) |
| Exam Number: | H12-221 |
| Certificate Validity Period: | 3 years |
| Exam Duration: | 90-120 |
| Available Languages: | English, Simplified Chinese |
| Related Certifications: | HCNA / HCSA Routing & Switching HCNP Routing & Switching (legacy) HCIP Routing & Switching (updated track) |
| Real Exam Qty: | 60-80 |
| Exam Price: | USD 200-300 (varies by region) |
| Exam Format: | Single-choice questions, Multiple-choice questions, True/False questions, Scenario-based questions |
| Sample Questions: | Huawei H12-221 Sample Questions |
| Exam Way: | Computer-based exam at authorized Huawei testing centers or online proctored exam (varies by region) |
| Pre Condition: | Recommended: basic networking knowledge or completion of HCNA-level certification |
| Official Syllabus URL: | https://career.huawei.com |
H12-221 Exam topics
Candidates must know the exam topics before they start of preparation. Because it will really help them in hitting the core. Our H12-221 exam dumps will include the following topics:
1. OSPF Routing Protocols (28%)
- OSPF principles, configuration, and implementation: neighbor and adjacency,protocol packet and LSA, database synchronization, intra-area route calculation, inter-area route calculation, and external route calculation
- Basic principles of link state routing protocols
- Principles and configuration of OSPF special areas: stub area, totally stub area, and not-so-stubby area (NSSA)
2. ISIS Routing Protocols (4%)
- ISIS basic principles and configurations
- Differences between IS-IS and OSPF
_3. BGP Routing Protocols(26%%)
- BGP route advertisement rules
- Common BGP attributes
- BGP route generation modes
- BGP route selection rules
- BGP neighbor relationship establishment and configuration
4. Routing Control(14%)
- Problems caused by route importing and solutions
- Routing policy tools and policy-based routing tools
- Route filtering by using filtering tools such as ACL, IP-prefix
5. Multicast Protocols(16%)
- Basic principles and configuration of IGMPv1/v2/v3 and IGMP snooping
- Basic principles and configuration of PIM-DM and PIM-SM
6. Eth-Trunk Technology(3%)
- Eth-Trunk configuration
- Eth-Trunk modes
7. Advanced Features of Switches(2%)
- MUX VLAN: application scenario and configuration
- Port Security: application scenario and configuration
- Port Isolation: application scenario and configuration
8. RSTP/MSTP(7%)
- Limitations of a single spanning Tree, MSTP principles and configuration
- Limitations of STP, improvements in RSTP, RSTP configuration
Reference: http://support.huawei.com/learning/Certificate!toExamOutlineDetail?lang=en&nodeId=Node1000003918
What is the duration of the H12-221 Exam
- Language : Chinese Simplified/English/Spanish-Modern/French
- Passing Score: 600/1000
- Length of Examination: 90 minutes
- Format: Multiple choices, multiple answers
Huawei H12-221 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Interior Gateway Protocols | - IS-IS basics and deployment concepts - OSPF configuration and optimization |
| Enterprise Network Routing Fundamentals | - IP addressing and subnetting (IPv4/IPv6) - Routing principles and forwarding mechanisms |
| Exterior Gateway Protocols | - BGP principles and attributes - BGP route selection and policy control |
| Enterprise Network Services and Technologies | - VPN technologies (GRE/IPsec/MPLS VPN basics) - Route policy and traffic engineering |
| Network Design and Implementation | - Enterprise routing network design principles - High availability and redundancy design |
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