H12-821_V1.0 Exam Questions

Regarding the two PIM working modes, PIM-DM and PIM-SM, which one is wrongly described? (Multiple choice) A. PIM-DM is suitable for multicast network structures with dense members....

There are many ways to establish clusters on modular switches. What methods does Huawei modular switches support to establish clusters? (Multiple choice) A. Established through the...

What kinds of special areas does OSPF define? (Multiple choice) A. Nssa-Stubby Area B. Stub Area C. Totally NSSA D. Totally Stub Area

In the process of transition from IPv4 network to IPv6, some transition technologies have emerged. Which of the following are common types of transition technologies? (Multiple cho...

Which of the following descriptions of the PIM-DM multicast distribution tree are correct? (Multiple choice) A. When maintaining the multicast distribution tree, you can continue t...

Which of the following descriptions of multicast IP address are incorrect? (Multiple choice) A. The value range of multicast IP address is 224.0.0.0-240.255.255.255. B. In multicas...

Which of the following descriptions of each field in Router LSA are correct? (Multiple choice) A. Link ID: describes the local area address of the connected network. Different netw...

The specific content of an LSA is as shown in the figure. Type : Router Ls id : 2.2.2.2 Adv rtr : 2.2.2.2 Ls age : 105 Len : 48 Options : ABR E seq# : 8000000a chksum : 0x7117 Link...

Which of the following overhead types does IS-IS support? (Multiple choice)

As shown in the figure, R1 and R2 have configured the local sending time interval, the local receiving time interval and the local BFD detection multiple. [Image describing BFD Ses...

To configure VRRP and form a VRRP backup group with a VRID of 2, if the user wants to set R1 as the gateway for forwarding data in the backup group, which of the following configur...

The 802.1X authentication system supports two authentication methods, EAP relay and EAP termination. to complete the authentication between the device and the authentication server...

Which of the following descriptions about BGP route equal-cost load sharing are correct? (Multiple choice) A. By default, the device will only perform load balancing on routes with...

Which of the following descriptions about the Originator_ID attribute in BGP is correct? (Multiple choice) A. Originator_ID is a recognized arbitrary attribute. B. If there are mul...

Which of the following parameter information is carried in the BGP Open message? (Multiple choice)

When using the Filter-Policy tool in the OSPF view, which of the following tools can be called using the if-match clause? (Multiple choice)

In PIM-DM, the assertion mechanism is to ensure that only one multicast router forwards multicast packets in the shared network segment. Which of the following parameters are the c...

Which of the following descriptions about the VRRP Backup device are correct? (Multiple choice) A. Backup will discard IP packets whose destination MAC address is the virtual MAC a...

Which of the following functions does Huawei's ilaster NCE product have? (Multiple choice) A. Can manage equipment across manufacturers B. Network automation C. Predictive maintena...

Which of the following descriptions of VRRP versions are correct? (Multiple choice) A. VRRPv2 and VRRPv3 have different time intervals for sending advertisement messages. B. VRRPv2...

Which of the following situations will cause the stack standby switch to be promoted to the stack master switch? (Multiple choice) A. The user performs active/standby switchover th...

SSH negotiates a variety of algorithms during its implementation. So which of the following are included in the algorithm categories used by SSH? (Multiple choice) A. Shortest Path...

In IS-IS, which of the following describes a purpose of Hellos?

NDP is a very core component of IPv6. Which of the following are main functions of NDP? (Multiple choice)

Which of the following are the advantages of electing DR/BDR in the MA network? (Multiple choice)

Which of the following reasons may prevent OSPF neighbor relationships from being established? (Multiple choice)

Which of the following descriptions of IS-IS Hello messages are correct? (Multiple choice)

Which of the following events will cause IS-IS to generate a new LSP? (Multiple choice)

A routing protocol implements route import, routing information can be transferred between different routing protocols. Which of the following problems may also be caused? (Multipl...

In Huawei system, the prefix list (ip ip-prefix) can be called by which of the following tools? (Multiple choice)

When networking, in order to ensure network reliability, corresponding backup technology can be deployed according to user requirements. Which of the following descriptions of comm...

Which of the following descriptions of the IS-IS neighbor relationship establishment process are correct? (Multiple choice)

Which of the following descriptions of the Preferred-Value attribute in BGP are correct? (Multiple choice)

As shown in the figure, R1 and R2 form a VRRP backup group with VRID 12. Now the user starts R1 one minute after R2 starts. So which of the following descriptions of the default st...

Which of the following descriptions about route aggregation in BGP are correct? (Multiple choice)

Which of the following descriptions of OSPF's own anti-environment measures are correct? (Multiple choice)

Which of the following route types can be introduced by OSPF? (Multiple choice)

Which of the following descriptions of the advantages of IPv6 are correct? (Multiple choice)

Which of the following descriptions of routing interactions between BGP peers are correct? (Multiple choice)

A wireless controller interface has both the DHCP server function and the DHCP relay function enabled. So which of the following descriptions of the processing method of the wirele...

Which of the following functions does iMaster NCE support? (Multiple choice)

Which of the following descriptions of the BGP Local_Preference attribute are correct? (Multiple choice)

Which of the following descriptions of ARP requests in the VRRP protocol are correct? (Multiple choice)

Which of the following parameters are involved in the election of DIS in IS-IS? (Multiple choice)

A company has a stack system consisting of three switches that is running stably. Now the main switch has restarted due to a fault. Which of the following descriptions of this phen...

In Huawei system, Route-Policy can match which of the following parameters? (Multiple choice)

Which of the following descriptions of different types of firewalls are correct? (Multiple choice)

Which of the following descriptions about the Options field in the DHCP message are correct? (Multiple choice)

A new member joins a multicast group in PIM-DM, which of the following descriptions are correct? (Multiple choice)

Which of the following descriptions about VRRP fast switching is wrong? (Multiple choice)