HCNP-R&S H12-221 pdf Download https://www.passcert.com/H12-221.html Questions 1. • Which description of Hello packets in PIM-SM is wrong? • A. In the PIM-SM network, the newly started multicast router needs to use Hello messages to discover neighbors and maintain neighbor relationships. • B. Periodically use Hello messages to keep in touch with each other. • C. Election of DR-designated routers in a multi-router network segment through Hello messages. • D. The Hello message is sent to the multicast address 224.0.0.5. • Answer: D Questions 2. • If Router Priority is set to 0, then in the OSPF routing domain, the router is allowed to be elected as a DR or BDR, but with the lowest priority. • A. TRUE • B. FALSE • Answer: B Questions 3. • Which description is wrong about the router that can initiate SPT switching in the PIM-SM network? (Multiple Choice) • A. Last-hop router • B. Intermediate router • C. RP router • D. Source DR router • Answer: BD Questions 4. • Which command can be used to view OSPF neighbor status information? • A. display ospf peer • B. display ip ospf peer • C. display ospf neighbor • D. display ip ospf neighbor • Answer: A Questions 5. • Which of the following description of BGP is wrong? (Multiple Choice) • A. TCP provides BGP with an acknowledgment retransmission mechanism. • B. Before TCP establishes a connection, BGP needs to exchange Update packets. • C. BGP uses Notification and Update messages to establish and maintain neighbor relationships. • D. BGP uses TCP port 179 for communication. • Answer: BC Questions 6. • Which of the following description of MED is incorrect? (Multiple Choice) • A. MED is an optional non-transition property. • B. MED affects the flow from the AS • C. MED can only be transmitted within this AS. • D. The default value of MED is 0. • Answer: AD Questions 7. Using default routes between routers is a low-cost solution but requires more system resources than a complete routing table. A. TRUE B. FALSE Answer: B Questions 8. • • • • • • Which of the following is not the basic network type defined by OSPF? A. Virtual Link B. P2MP C. Broadcast D. NBMA Answer: A Questions 9. • Which of the following description about Local-Preference and MED are correct? (Multiple Choice) • A. The default local-preference command configures the default local preference of BGP. • B. By default, the value of Local-Preference is 0. • C. the default med command is used to configure BGP med by default values. • D. By default, the MED value is 100. • Answer: AC Questions 10. • • • • • • What are the characteristics of IS-IS protocol? (Multiple Choice) A. Support for rich regional features B. Simple message structure C. Suitable for large-capacity route transfer D. Better scalability Answer: BCD If you want to get more HCNP-R&S H12-221 exam questions, pls visit our site https://www.passcert.com/H12-221.html or you can send emails to [email protected], Passcert team will provide you the latest IT exam dumps to help you pass your exam confidently. Add our Messenger : https://www.facebook.com/victoria.passcert PPT模板下载:www.1ppt.com/moban/
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