H12-821_V1.0 Exam Questions

Which of the following descriptions of routing protocol cost values (Cost) is incorrect?

Which of the following descriptions about RP is incorrect?

Which of the following descriptions of permanent multicast addresses is incorrect?

In BGP routing rules, which of the following options is used to determine the priority of the Origin attribute?

In the BGP protocol, which of the following BGP attributes can be used to mark routes with certain common characteristics so that other BGP routers can identify them?

The networking diagram of a certain IS-IS is as shown in the figure. According to the content analysis in the figure, which one of the following descriptions is wrong?

As shown in the figure, a set of TCP data flows are transmitted between the Trust zone and the Untrust zone of the stateful firewall. According to the analysis of the message conte...

Huawei is providing customers with high-quality services in campus networks, wide area and branch networks, data center networks, and network security. Among them, which of the fol...

Which of the following does the basic framework of the SSH protocol not include?

Regarding the description of the default security zone of the USG series security firewall, which one is correct?

Which of the following descriptions of the different classifications of PBR is correct?

As shown in the figure, the four switches have been running and configured with the MSTP protocol. SW2 is the root bridge of Instance 20 and the backup root bridge of Instance 10....

As shown in the figure, if the user wants to use SSH to access the Headquarter S_Site server through the public network, and for security reasons, the destination port number acces...

Which of the following is not a network security deployment goal?

Which of the following descriptions of the OSPF asbr-summary command is incorrect?

Which layer of the OSI model does the BGP protocol run on?

Which of the following descriptions about VRRP is incorrect?

The router received two BGP routes containing the following attributes. Network: M 192.168.1.0, N 192.168.1.0 NextHop: 10.1.1.1, 10.1.1.2 MED: 30, 20 LocPrf: (empty), (empty) PrefV...

Which of the following states does BGP wait for Open messages from peers?

In the HRP and MSTP two methods: direct connection detection and proxy detection. When the stack system is in the proxy detection mode, how often will the stack member switch that...

In MSTP, MSTI and MSTI are both calculated based on priority vectors. Which of the following descriptions of priority vectors is wrong?

There are many timers in Portal authentication. Which of the following timers can be used to prevent DoS attacks?

Among the following security zones, which one is not the default security zone deployed by the USG series firewall?

In the USG series firewall, what is the security priority of the Untrust zone?

When a device running BGP receives a BGP route and finds that its AS number is in the AS_Path, which of the following methods will it take?

Which of the following descriptions about ASPF and Server-Map is correct?

By default, OSPF external routes belong to which of the following types?

The original path of a BGP route is (100 200 300). After using the apply as-path 400 overwrite command in conjunction with the routing policy, the AS_Path of the route becomes whic...

Which of the following descriptions of MSTP port status is incorrect?

Which of the following IEEE 802.11 standards corresponds to Wi-Fi 6?

Which of the following LSA descriptions about various messages is wrong?

Which of the following services has a data encryption mechanism?

In the VRP system, which of the following commands can enable the OSPF router to generate a default route?

Which of the following descriptions of SPT switching in PIM-SM is incorrect?

Which of the following operations cannot control IS-IS routing?

Which of the following is the multicast.mac address corresponding to the multicast address 224.0.1.1?

Which of the following tools can be used with multiple routing protocols and consists of an if-match and apply clause?

Which of the following VPN technologies is a Remote Access VPN?

Which of the following descriptions about SPT switching in PIM-SM is wrong?

An administrator needs to create an AS Path filter (ipas-path-filter) to deny the route that contains 65001 in the AS Path, so which of the following configurations is correct?

Which of the following descriptions about IPsec IKEv1 is correct?

Which of the following descriptions about GRE is incorrect?

When the HSB backup group is enabled in the WLAN network, if the AP adds AP information offline on the backup AC after the main AC comes online, the AP information on the backup AC...

TLV is an important data structure in IS-IS. Which of the following does it represent?

Which of the following descriptions of BGP Next_Hop attributes is incorrect?

Which of the following options is not the purpose of OSPF Hello message exchange?

VRRP will The router will start a pruning timer for the pruned downstream interface, and the interface will resume forwarding after the timer expires. How many seconds is this time...

Which of the following descriptions about VRRP load sharing is incorrect?

The linkage between BFD and OSPF uses BFD's rapid sensing of link failures to speed up the OSPF protocol's response to network topology changes, which can further accelerate the OS...

By default, the Origin attribute of routes injected into BGP through the import-route command is Incomplete.