NO.87 As shown in the figure, the correct description of this network topology is ().

NO.88 By default, how long is the lease period of the IP address assigned by the DHCP server?

NO.89 What is the range of VLAN ID that users can use?

NO.90 In the network shown in the figure below, all links are Ethernet links, and all interfaces of all routers run OSPF protocol, how many DRs are elected in the entire network?

NO.91 Broadly speaking, which of the following does the transmission medium that constitutes the wireless local area network wlan not include?

NO.92 How many bits are there in the VLAN ID in the VLAN format defined by IEEE802.1Q?

NO.93 Which of the following statements about RA and RS in IPv6 are correct? (Multiple Choice)

NO.94 In the WLAN network architecture, what is terminal equipment that supports the 802.11 standard called?

NO.95 Regarding the IPv6 address 2031:0000:720C:0000:0000:09E0:839A:130B, which of the following abbreviations is correct?

NO.96 The DHCPv6 server supports providing other configuration information such as DNS server address for the host.

NO.97 The wireless access controller (AC, Access Cntroller) is the unified management and control device in the FIT AP architecture. Which of the following description of the role of AC is wrong?

NO.98 In the network shown in the figure, which of the following description is correct?

NO.99 Which of the following options are configured in a Layer 2 ACL? (Multiple choices)

NO.100 Among the following commands to configure the default route, which one is correct?

NO.101 The following statements about the election of active ports in link aggregation LACP mode. Which is correct?

NO.102 When Huawei switches allow STP, the priority of the switch is by default:

NO.103 The tracert diagnostic tool in Huawei routers is used to track the data forwarding path.

NO.104 In the network shown in the figure below, from a security perspective, router A refuses to receive OSPF packets and ICMP packets received from the cO/0/1 interface. Which of the following commands can achieve this requirement? (Multiple Choice)

NO.105 The priority of the LACP protocol is shown in the figure. Switch A and Switch B adopt LACP mode link aggregation, and all interfaces join the link aggregation group. At the same time, set the maximum number of active ports to 3. Which interface of switch A is not active port?

NO.106 In the network shown in the figure below, switch A and router A are connected through two links, and the two links are aggregated in manual load sharing mode. The aggregated port number is 1, and the aggregated link performs data when forwarding, you need to carry VLAN TAG 100. Switch A uses Trunk link. Which of the following configurations should be used for Switch A?

NO.107 Which information of the data frame does the VLANIF interface use to determine whether to perform Layer 2 or Layer 3 forwarding?

NO.108 The configuration information of a certain port of the switch is shown in the figure, then the port will strip off the VLAN TAG when sending data frames carrying which VLAN?

NO.109 By default, the port cost calculated by STP has a certain relationship with the port bandwidth, that is, the greater the bandwidth, the () the cost.