H12-211_V3.0 Exam Questions

Which fields are not included in the network layer header format?

Which of the following descriptions are correct if an AR2200 router needs to be restored to its initial configuration? (Multiple Choice)

The administrator wants to completely delete the old device configuration file <config.zip>, then which of the following command is correct?

In which of the following cases does the switch generate configuration BPDUs? (Multiple Choice)

The port cost calculated by STP has a certain relationship with the port bandwidth, that is, the larger the bandwidth, the () the overhead.

In the RSTP protocol, the P/A mechanism requires that the link between two switching devices be in point-to-point full-duplex mode.

The output information of a router is as follows. Which of the following statements are correct? (Multiple Choice)

Which of the following commands can enable the DHCP relay function of the router interface?

As shown in the following figure, Switch A and Router A are connected through two links. The two links are in the manual load balancing mode. The aggregation port number is 1, and...

As shown in the figure, the network administrator creates VLAN 2 on the SWA and SWB, and configures the ports connected to the hosts on the two switches as access ports and assigns...

If the Authenticator sends the wrong username and password to the Authenticator during the PPP authentication process, what type of message will the Authenticator send to the Authe...

An ACL is a packet filter. The ACL is applied to the service module. The ACL takes effect.

An ACL rule is as follows: rule 5 permit ip source 10.0.1.0 0.0.254.255 Which of the following IP addresses can be matched by the permit rule? (Multiple Choice)

When an IPv6 interface receives a packet whose Hop Limit class has a value of 1, the packet is not forwarded.

By default, how many seconds is the OSPFv3 adjacency Deadtime on a P2P link?

An explicit path can be easily defined by SR (Segment Routing), and nodes in the network only need to maintain Seament Routing information. It can respond to the real-time rapid de...

Which of the following statement about MPLS Label tags is wrong?

Which statement is correct about the VRP operating platform shortcuts? (Multiple Choice)

Which statement is wrong about the above configuration command? <Huawei>system-view [Huawei]user-interface console 0 [Huawei-ui-console0] user privilege level 15 [Huawei-ui-console...

In the switch, which of the following is the technology of port and MAC binding?

Which of the following information does the switch MAC address table not include?

What port states might exist on a switch with standard STP protocol enabled? (Multiple Choice)

Which of the following routing protocols has the highest priority?

Referring to the output result shown in the figure, it can be judged that the routing table of the router is composed of a direct route and a static route.

Which of the following description is correct about the display information?

The output information of a link aggregation port of a switch is as follows. If you want to delete Eth-Trunk 1, which of the following command is correct?

If an Ethernet data frame Length/Tyme=0z8100, which may be the payload of this data frame? (Multiple Choice)

As shown in the figure, a static NAT command is deployed on the router R1. When the PC accesses the Internet, the destination address in the packet will not change.

What level of encapsulation format is defined by the PPP protocol in the OSI reference model?

Which of the following authentication methods does not require to input a username and password?

When forwarding a IPv6 packet, the router needs to find the routing table based on the source IP address of the IP6 packet.

Which order is the OSI reference model from the upper layer to the lower layer?

Network administrators use Ping to test network connectivity. Which of the following protocols might be used in the process? (Multiple Choice)

As shown in the figure, it can be judged that 00e0-fc99-999 is a specific host MAC address learned by the switch through ARP, and the host has changed the IP address three times.

Which statement is correct about the above configuration command? <Huawei>system-view [Huawei]command-privilege level 3 view user save

Which of the following OSPF protocol packets can ensure the reliability of the LSA update?

Which of the following protocols does not belong to the file transfer protocol?

Apply the following ACL to Telnet: Acl number 2000 Rule 5 permit source 172.16.105.20 # Only devices with an IP address of 172.16.105.2 are allowed to log in remotely.

Using the ACL matching route entry shown above on the router RTA, which of the following entries will be matched? (Multiple Choice) [RTA] ac12002 [RTA-acl-basic-2002] rule deny sou...

Which type of ACL does the following command belong to? rule permit 8021p 7

How many bits does the total length of an IPv6 address increase over IPv4?

What kind of IPv6 address is FE80::2EO:FCFF:FE6F:4F36?

If the IPv6 host wants to send packets up to 10 routers, which parameter should be modified in the IPv6 header?

There are two routers RTA and RTB between the source device and the destination device. Use the Tracert command to detect the path. When the first hop RTA is detected, the source d...

This is the three packets that the administrator has captured on the network. Which of the following statements is incorrect?

The administrator needs to configure the IP address on the G0/0/0 interface of the router. Which of the following address is correct to use?

The subnet mask of a network segment 150.25.0.0 is 255.255.224.0, then which is the valid host address in the network segment? (Multiple Choice)

How many port states does the RICMP protocol have?

A router running OSPF can reach the FULL state after completing the LSDB synchronization.

Which of the following is not included in the routing table?