Practice Free H12-891_V1.0-ENU Exam Online Questions
HTTP/1.1 is the mainstream standard today. Regarding the HTTP/1.1 request message, which of the following request methods are included? (Multiple choice)
- A . DELETE
- B . POST
- C . GET
- D . PATCH
As shown in the figure, PE1 and PE2 exchange private network routing information with their respective CEs through OSPF, and the same Domain ID is configured on both PE1 and PE2.
When importing routes from BGP to OSPF on PE2, which of the following types of LSAs may be passed to CE2? (Multiple choice)
- A . Type7 LSA
- B . Type3 LSA
- C . Type1 LSA
- D . Type5 LSA
In Huawei’s SD-WAN networking solution, if the Full-Mesh networking topology is used, the traffic between branch sites does not need to bypass the Hub site.
- A . True
- B . False
Which of the following items are typical application scenarios of lMaster NCE service open and programmable? (Multiple choice)
- A . The southbound supports device connection with NETCONF and STelnet protocols.
- B . Cross-vendor device management and quick connection with third-party devices
- C . User-defined network services and rapid delivery of services based on the Web
- D . iMaster NCE automatically generates a northbound RESTful interface
Which of the following descriptions about OSPF neighbor relationship failures is wrong?
- A . Stuck in ExStart state may be due to MTU mismatch between neighboring routers
- B . For a pair of DR Other on the Ethernet link, it is normal to be stuck in the 2-Way state.
- C . The database synchronization of the two routers is completed, and an error occurs in the SPF calculation. It must be because the Router ID is duplicated.
- D . Stagnating in the Init state indicates that the router has received the Hello message from the neighbor, but the Hello message does not contain the OSPF Router ID of this router.
ICMPv6 has two types of error messages and information messages.
- A . True
- B . False
Which packets can Huawei equipment perform traffic suppression on? (Multiple choice)
- A . Multicast
- B . Known unicast
- C . Broadcast
- D . Unknown unicast
Which of the following channels is established between the CPE and the independently deployed RR in Huawei’s SD-WAN solution?
- A . Authentication channel
- B . Control channel
- C . Management channel
- D . Data channel
In a firewall dual-machine hot backup scenario, which of the following situations will cause the local device to actively send VGMP messages? (Multiple choice)
- A . Priority increase
- B . The dual-machine hot standby function is turned off
- C . Dual-machine hot standby function is enabled
- D . Link detection message timeout
Which of the following descriptions of Multi-VPN-Instance CE (MCE) is wrong?
- A . There must be multiple physical links between MCE and PE to achieve isolation between different VPN instances.
- B . Devices with MCE function can access multiple VPN instances in BGP/MPLS IP VPN applications, reducing user investment in network equipment.
- C . On the MCE device, separate routing and forwarding tables need to be created for different VPNs and bound to the corresponding interfaces.
- D . Users connected to the same MCE but not belonging to a VPN instance cannot access each other.