H12-821_V1.0 Exam Questions

As shown in the figure, router HqE runs two processes, OSPF 1 and OSPF 2. The administrator received a request to introduce the two network segments 10.0.1.0/24 and 10.0.4.0/24 in...

After the stack is split, the party that loses the MAD election will be in the ___ state.

NEICONF is a (___)-based network configuration protocol. Its purpose is to automate network configuration in a programmable manner, thereby simplifying and accelerating the deploym...

When troubleshooting, engineers may need to check some alarm information of the equipment. Run the terminal command to open the terminal display debugging/log/alarm information fun...

Now you need to add AC1 with the source interface IP address of 10.1.200.100 and AC2 with the source interface IP address of 10.1.200.200 to the Huawei roaming group. Their configu...

Use the default route-advertise command in OSPF to advertise the default route to the common OSPF area. When there is no default route in the area, use ___ to control the advertise...

In BGP, ___ AS_Path and Next_Hop are recognized mandatory attributes.

When the administrator views the RIB table of the device, the OSPF external route should be marked (___) in the Protocol field.

As shown in the figure, in the MA network, if R1 must be DR, R2 must be BDR, and R3, R4, and R5 do not participate in the election, then the maximum dr-priority of R1 is (___), the...

As shown in the figure, RE_D calls ip as-path-filter 1 in the inbound direction, then the route 10.0.0.0/24 will be learned by RE_D from the path (___).

IS-IS NET can be regarded as a special NSAP address, which means that the transmission protocol is IP. That is, the SEL flag of the NET address is fixed to (___).

In a broadcast network, IS-IS establishes neighbor relationships through (___) handshakes.

In HTIP, the ___ port is a special domain edge port, and its role on CIST is Root Port.

If the enterprise needs to move its applications to the cloud. In order to integrate and process various data more quickly and conveniently, you can use Huawei platform (___) to de...

BGP uses TCP as the transport layer protocol, TCP port number (___). BGP sessions between routers are established based on TCP connections.

In multicast, the (___) model provides services for bound data flows of specific sources and groups. When the recipient host joins the multicast group, it can specify which source...

OSPF has 5 types of packets. Match each packet type with its corresponding function.

Please pair the following IGMP versions with the corresponding working mechanisms.

As shown in the figure, all routers run IS-IS. R3 is a Level-1 router, R6 is a Level1-2 router, and other routers are Level-1-2 routers. What are the types of neighbor relationship...

RSTP redefines port roles. Please match the port roles of RSTP with its functions.

Please match the name of the BGP recognized community attribute with its function.

Please match the following BGP attribute names with their attribute categories. (Drag and drop)

Please match the following VRRP status with the corresponding working mechanism

Match the following device properties with their corresponding values.

Please match the following BGP-recognized community attribute names with their corresponding functions.

All routers in a network run IS-IS and are all in Area 49.0001. The LSDB of R1 is as shown in the figure. Based on this, match the Level of the four routers with their correspondin...

All single switches in the stack system are called member switches and can be divided into different roles according to their functions. Please match the roles of the following mem...

MQC traffic behavior supports multiple actions on packets. Please match the following MQC traffic behavior actions with their functions.

As shown in the figure below, in order to allow PC1 (12.1.1.1) to access PC2 (23.1.1.3), please fill in the corresponding commands to the corresponding blanks in the security-polic...

As shown in the figure, the router runs OSPF, and Area2 is a completely stub area. Please match the LSA types and area IDs contained in each area. (Drag and drop)

In the Init state of the OSPF-enabled router, the destination address for sending Hello packets is ____.

The connection between Site_1 and Site_2 is as shown in the figure. According to the configuration analysis in the figure, when sending a data packet from Site_2 to Site_1, the sou...

Match the following backup technologies to ensure the reliability of machine A's network with their corresponding features.

Ipv6 address 2001:0DB8:000A:C030:0000:0000:09A0:CDEF is _______ after compression.

Please match the following ICMPv6 packet types and packet content items. (Drag and drop)

OSPF routes require various LSAs to maintain. Please match the names and responsibilities of the following LSAs.

In the BGP protocol, if the preconditions are the same, please sort the following route types according to priority. 1) Manual aggregation 2) Automatic aggregation 3) Network 4) Im...

To enhance user access security, a company deployed MAC priority Portal authentication. As shown in the figure, please pair the following authentication steps in order.

Please match the following Huawei-defined protocol priorities with their corresponding protocols.

When troubleshooting network failures, engineers often use a layered troubleshooting approach. Because all models follow the same basic premise, a model's higher-level structures c...

The default MPLS label publishing method, label distribution control method, and label retention method of Huawei routers are? Please match the following MPLS label types with corr...

Please match the following DHCP attack types with corresponding explanations.

Which of the following packets need to be used in the process of establishing OPSF adjacency relationships, so please associate the following states with the packets used in that s...

When there are multiple routes with different Origin attributes to the same destination, and other conditions are the same, BGP will prioritize the route in the order of Origin att...

Please pair the following VRRP events with the switching between state machines by sequence number.

Match the events with the corresponding states/actions in the Master/Backup initialization process as depicted in the diagram.

Deploy BFD and OSPF association on the direct link. If the physical link is disconnected, please arrange the BFD processing process in order.

As shown in the figure, SW1 is the general root in the MSTP network, please configure the following switches with the IST domain root and main bridge.

Match policy routing and routing policies with the tools they use.

Match the following network layers with their corresponding attacks or concepts: Physical layer, Data link layer, Network layer, Transport layer, Application layer Loopholes, Compu...