Pass the HCIE-Datacom V1.0 Certification Exam with Updated Huawei H12-891_V1.0-ENU Exam Dumps

1. The DHCP protocol assigns to clients―some TCPIP-related parameter information―in the process DHCP defines a variety of messages that are encapsulated at the transport layer :(sortic).

2. In different scenarios, RSTP provides different protection functions, and the wrong statement about this statement is

3. In a VXLAN network, traffic is connected to the VXLAN network, and it can also be used to communicate with the same subnet within the same XLAN network

4. SSH uses asymmetric encryption algorithms AES and DES to achieve security for data transmission, and uses HMAC to ensure the complete integrity of integer data

5. Which of the following IEEE standards is specific to Gigabit Ethernet?

6. The BSR/RP mechanism described below describes the correct determination? (Multiple choice questions).

There can be multiple C-BSRs in the

7. MSTP switches treat RSTP switches as MSTP domains, MSTP, which are formed by a single switch. The interchange resolves the RSTBPDU to MSTBPDU, where IRPC is 0

8. CMPv6 uses the Type field to identify the message type, and according to the value of the type field, we can divide the ICMPv6 message into two categories, one is the error message and the other is the information message

9. As a network administrator, which of the following protocols can I use for network device configuration?

10. How do 8021w and 8021D handle BPDUs? (Confirmed). The

11. After BGP introduces routes for other protocols, the next hop in the BGP routing table is consistent with the next hop of the introduced routing protocol

12. If the Option field value in the 0SPFv3 Hello message issued by the router's GIgabit Ethermet0/0 interface is 0x000013, the following description is correct

13. The following description of the link state protocol is plausible?

14. CORRECT TEXT

The following description of Filter-Policy is correct? (Radio).

A With Filter-Policy, on ASBR in OSPF, type5LSA and type7LSA can be applied. The build is filtered.

B. Prefix lists can be used to filter both routes and packets.

C. Filter-policy filters the link state information received or published, and can modify the properties of route entries.

D. When filtering routes using the pre-slow list, the table entry ip-prefxldeny0000 0 lese-qual 32 indicates that only the default route matches

15. Which of the following messages does the BGP protocol support?

16. Is the following description of ospf virtual links correct?

17. XLAN uses BGP EVPN to establish a tunnel, what type of message is used? (Single choice questions).

18. In RSTP, which port provides a backup path to reach the root node of the spanning tree?

What state is the port in?

19. IPV6 multicast introduces the concept of multicast scope, which of the following ways is the multicast scope concept implemented? Multi-select

20. If a DR needs to be elected between multicast routers running PIM-SM to be responsible for the sending and receiving of source or member multicast data, which one is described correctly below for the DR election rule?

21. For Layer 2 VPN technology, the following statement is correct? Multi-select

22. The following statement about the alliance is correct? (Single choice questions).

23. After configuring the VLAN-based MAC address drift detection function, if the MAC address drifts, you can configure the actions of the interface according to your needs.

Which of the following is not a configurable action?

24. In the use of the CP protocol, the following description is correct?

25. ISIS elects DIS in broadcast multiplexed access networks, and the following statement about DIS is correct? (Multiple choice)

26. A switch joins a running stacking system after powering up, a behavior known as heap overlay.

27. In order to reduce the number of OSPF routes in certain areas, the OSPf protocol has developed special area functions, and the following description of the characteristics of OSPF special areas is correct

28. What of the following actions can enable fast failure detection on multicast networks?

29. Router HW enables OSPF and router HW has the role of ABR and is configured with abr-summary, then which class LSA Will it be aggregated?

30. There is an As-path-filter.ip as-path-filter 1 permit*(100l400) $, which As-path-filter can match which of the following AS_PATH Attribute? (Confirmed).

31. CORRECT TEXT

The following about BGP routing, describing the error, is?

A, non-aggregate routes take precedence over aggregate routes

B. In PrefVal, Local_ Preference is equal to the case if the route is generated locally, IBGP Routing, the BGP preference for EBGP routing, is generated effectively referring to route priority.

C. See the following entry in the BGP routing table: * 172161.11/32 000010 0? Indicates that the route is available non-optimal

D. For next_hop unreachable routes when invalid routes, do not participate in the preferred.

32. The switch can suppress traffic by suppressing traffic and extremely other failures can affect operations, which of the following traffic suppression configurations is the wrong configuration

33. The following description of the characteristics of multi-instance CE is?

34. When a Layer 3 switch sends IP packets originating from one VLAN to another LAN, which field in the following options is overridden? (Single choice questions).

35. A home user has opened a 1Mb/s bandwidth, and in order to improve the user experience, the operator can stabilize 2Mb/s when measuring speed If we use the listening bucket technology to achieve this requirement, which of the following methods is optimal.

36. What is the wrong description of the function of OSPFv3 protocol authentication?

37. A VRRP virtual router configuration VRID is 3 and the virtual IP address is 100.1.1.10, so what is the virtual MAC address?

38. To implement the traffic filtering function, you can use trapp-filter or MQC, which can be called in more views than traffic-filter

39. BGP routing policies can control the publication and acceptance of routes

40. The following statement about the NSSA area is correct (multiple choice).