NO.156 After the network administrator uses the TracertRoute function on the router device, in the data packet sent by the router, what is the value of the Protoco1 field in the IPv4 header?

NO.157 Which OSPF version below is suitable for IPv6?

NO.158 The network administrator hopes to effectively use the IP address of the 192.168.176.0/25 network segment. Now that the company’s marketing department has 20 hosts, which of the following is the best address segments allocated to the marketing department?

NO.159 Which of the following descriptions about the switch is wrong?

NO.160 The second layer ACL can match the source MAC, destination MAC, source IP, destination IP and other information.

NO.161 Now there are the following four segments: 10.24.0.0/24, 10.24.1.0/24, 10.24.2.0/24, 10.24.3.0/24, which route can point to these four network segments at the same time? (Multiple Choice)

NO.162 If the largest number in an ACL rule is 12, by default, the user does not specify a number when configuring a new rule, then what is the number assigned by the system for the new rule?

NO.163 There are hosts in a private network that need to access the Internet. In order to achieve this requirement, which of the following configurations should the administrator do on the edge router of the network? (Multiple Choice)

NO.164 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.165 When the router is powered on, it will read the configuration file from the default storage path to initialize the router. If there is no configuration file in the default storage path, what will the router use for initialization?

NO.166 On the AC, you can manually specify the source address or source interface of the CAPWAP tunnel.

NO.167 The MAC address table of a certain switch is shown in the figure. If the switch receives a data frame with a destination MIAC of 5489-9885-18a8 from port Eth0/0/2, which of the following statements is correct?

NO.168 What kind of message does the OSPF protocol use to send LSA to neighbors?

NO.169 What is the data link layer MAC address of each VAP on the AP?

NO.170 On the VRP platform, which of the following methods can be used to access the previous history commands?

NO.171 The following rules exist in a certain ACL of the router. rule deny tcp source 192.168.1.0 0.0.0.255 destination 172.16.10.1 0.0.0.0 destination-port eq 21 Which statement is correct?

NO.172 How many bits are there in the VLAN ID in the VLAN format defined by IEEE802.1Q?

NO.173 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.174 The RSTP protocol uses the P/A mechanism to speed up the speed of the upstream port to the Forwarding state, but what is the reason why there is no temporary loop?

NO.175 When AP and AC are on different Layer 3 networks, what method is recommended for AP to discover AC? (Multiple Choice)

NO.176 IPv6 address 2001: ABEF: 2240E: FFE2: BCC0: CD0: DDBE: 8D58 cannot be abbreviated.

NO.177 The MAC address table of existing switches is shown in the figure. Which of the following statement is correct?

NO.178 By default, network devices running SNMPv2c protocol use which of the following port numbers to send trap messages to the network management system?

NO.179 To apply the ACL configured in the figure in Telnet, which of the following statements is correct?

NO.180 The origin of SDN is the separation of transfer and control. The separation of transfer and control is a way to realize SDN, not the essence.