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Huawei H12-221_V2.5 Exam Overview:
| Certification Vendor: | Huawei |
|---|---|
| Exam Name: | HCIP-Routing & Switching-IERS V2.5 |
| Exam Number: | H12-221_V2.5 |
| Available Languages: | French, Spanish, English, Simplified Chinese |
| Real Exam Qty: | 45 - 60 |
| Exam Price: | 160 USD |
| Passing Score: | 600 / 1000 |
| Exam Duration: | 90 minutes |
| Related Certifications: | HCIP-Routing & Switching-IENP V2.5 (H12-222_V2.5) HCIP-Routing & Switching-IEEP V2.5 (H12-223_V2.5) |
| Exam Format: | Single-choice, Multiple-choice, Drag-and-drop, True/False, Fill-in-blank |
| Certificate Validity Period: | 3 years |
| Recommended Training: | Huawei Official Training HCIP-Routing & Switching-IERS V2.5 Curriculum |
| Exam Registration: | Pearson VUE Registration Huawei Certification Portal |
| Exam Way: | Proctored online or onsite at Pearson VUE authorized test centers |
| Pre Condition: | No mandatory prerequisites; HCIA-Routing & Switching knowledge and 1–2 years networking experience recommended |
| Official Syllabus URL: | https://support.huawei.com/learning/CertInfoAction?action=queryCertInfo&certCode=H12-221_V2.5 |
Huawei H12-221_V2.5 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: OSPF Routing Protocols | 28% | - OSPF special areas and configuration - OSPF packet types and neighbor establishment - OSPF area design and LSA types - Basic principles and concepts - Route calculation and summarization |
| Topic 2: Eth-Trunk Technology | 3% | - Link aggregation principles - Static and LACP modes - Load balancing and configuration |
| Topic 3: BGP Routing Protocols | 26% | - BGP configuration and troubleshooting - IBGP and EBGP deployment - BGP path attributes and selection rules - BGP route control and filtering - BGP fundamentals and peer establishment |
| Topic 4: RSTP and MSTP Protocols | 7% | - STP limitations and RSTP improvements - Root bridge and port role configuration - Loop prevention and optimization - MSTP multi-instance mechanism |
| Topic 5: Advanced Switch Features | 2% | - DHCP snooping and ARP protection - Port isolation and security - VLAN mapping and stacking |
| Topic 6: Routing Control | 14% | - Import and export control between protocols - Policy-based routing - Routing policy and filtering principles - Route-policy and filter-policy |
| Topic 7: IP Multicast Protocols | 16% | - Multicast basics and addressing - RP selection and multicast forwarding - PIM-DM and PIM-SM principles - IGMP protocol versions and operation |
| Topic 8: IS-IS Routing Protocols | 4% | - Basic principles and terminology - Neighbor relationship and database synchronization - IS-IS route calculation and summarization |
By Clarence
