Huawei H12-221 Exam Questions : HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network)

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Who should take the H12-221 exam

The Huawei H12-221 Exam is for networking engineers ,ICT professionals or students interested in datacom network technologies.

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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%)

• Basic principles of link state routing protocols
• 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
• 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 generation modes
• Common BGP attributes
• BGP neighbor relationship establishment and configuration
• BGP route advertisement rules
• BGP route selection rules

4. Routing Control(14%)

• Route filtering by using filtering tools such as ACL, IP-prefix
• Problems caused by route importing and solutions
• Routing policy tools and policy-based routing tools

5. Multicast Protocols(16%)

• Basic principles and configuration of PIM-DM and PIM-SM
• Basic principles and configuration of IGMPv1/v2/v3 and IGMP snooping

6. Eth-Trunk Technology(3%)

• Eth-Trunk modes
• Eth-Trunk configuration

7. Advanced Features of Switches(2%)

• Port Security: application scenario and configuration
• Port Isolation: application scenario and configuration
• MUX VLAN: application scenario and configuration

8. RSTP/MSTP(7%)

• Limitations of STP, improvements in RSTP, RSTP configuration
• Limitations of a single spanning Tree, MSTP principles and configuration

Reference: http://support.huawei.com/learning/Certificate!toExamOutlineDetail?lang=en&nodeId=Node1000003918

Huawei H12-221 Exam Syllabus Topics: