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

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Study guides / books : they have detailed description of topic and suitable for building knowledge from ground up.
Video tutorials : Usually available on youtube or official websites , they are comparatively less boring , however, they demand more time and concentration from students.

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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%)

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)
Basic principles of link state routing protocols

2. ISIS Routing Protocols (4%)

ISIS basic principles and configurations
Differences between IS-IS and OSPF

_3. BGP Routing Protocols(26%%)

BGP route selection rules
BGP route advertisement rules
BGP route generation modes
BGP neighbor relationship establishment and configuration
Common BGP attributes

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

6. Eth-Trunk Technology(3%)

Eth-Trunk configuration
Eth-Trunk modes

7. Advanced Features of Switches(2%)

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

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