Huawei H12-821_V1.0-ENU Dumps (V12.02): Check DumpsBase H12-821_V1.0-ENU Free Dumps (Part 1, Q1-Q40) Online

1. There are the following states in the BGP neighbor establishment process, then the state machine sequence that a successful connection goes through is:

1. Active

2. OpenConfirm

3. Idle

4. Establish

5. OpenSent

2. As shown in the figure, in the network running the RSTP protocol, the original root port of SWC fails and the port is in the Down state.

At this time, which of the following processes will the network go through to achieve stability?

3. About the description about the OSPF calculating the shortest path tree stage, which is the correct?

4. Regarding the description of IGMP Snooping-working mechanism, which is the correct?

5. What is the minimum total length of the address in IS-IS Byte?

6. Which of the following does not include the advantages of address translation technology?

7. Which of the following does not include the switch role in the stack system?

8. Which of the following tools is used to filter routing information and set routing attributes for filtered routing information?

9. Regarding the description of the routing tool, which of the following statement is wrong?

10. Which of the following descriptions about setting Community through routing policies to affect routing selection is wrong?

11. Regarding the description of the summary automatic command and BGP aggregation, which is wrong?

12. There is a message in the BGP protocol that is periodically sent between BGP neighbors to maintain the neighbor relationship.

This message is:

13. Which BGP route will send BGP neighbors without BGP path load sharing enabled?

14. When using authentication in BGP configuration, how should it be configured?

15. Which of the following descriptions about the Keepalive message in BGP is wrong?

16. When a stateful inspection firewall forwards subsequent data packets (not the first packet), which of the following is mainly based on?

17. ACL command ac1 [number] ac1-number [ match-order {autol config}], where ac1-numnbe is used to specify the number of the access control list, and the value range of ac1-number of the basic access control list is ().

18. Which of the following tools cannot be directly referenced by the apply clause of a route-policy?

19. Regarding the default routes of each protocol, which of the following description is wrong?

20. In a broadcast network, what is the default interval for sending Hello by DIS?

21. Regarding LSA3, LSA4 and LSA5, which of the following description is correct?

22. Which of the following description about OSPF is correct?

23. Among the matters needing attention in configuring the Stub area, the correct description is:

24. Which of the following scenarios is the SD-WAN solution suitable for?

25. Which of the following descriptions about OSPF route aggregation is incorrect?

26. Which of the following

description of how to establish aBFDsession is wrong?

27. During the operation of the DHCP protocol, the process from when the client applies to obtain an IP address is:

① The host sends a DHCP Request to request an IP address

② Server sends DHCP Offer message response

③ The host sends a DHCP Discover message to find DHCP

④ Server 4 Server responds with ACK response request after receiving the request

28. The filter-policy 2000 export is configured in the IS-IS process server-group-AP , which statement about the function of this command is wrong?

29. When performing source NAT configuration and having no-pat configuration parameters, which of the following statements is correct?

30. Which of the following description about the prefix list is wrong?

31. In SSM, which version of IGMP needs to be used?

32. Which of the following

descriptions about configuring roaming groups is wrong?

33. Which of the following description of OSPF neighbor relationship and adjacency relationship is correct?

34. Which of the following does not belong to IGP?

35. What are the key components of building an IP wide-area bearer network solution together with Huawei NetEngine intelligent routers?

36. Which of the following statements about the address used by AC to establish a CAPWAP tunnel in VRRP hot backup is correct?

37. The default priority of the VRRP device in the backup group is:

38. In the IS-IS broadcast network, which multicast MAC address does the Level-1 router use as the destination address for sending IIH?

39. Which of the following statements about OSPF protocol packets is wrong?

40. Regarding the ABR in OSPF, which is the wrong description?