NO.28 The output information of a certain device is shown in the figure. Which of the following statements is correct? (Multiple Choice)
<Huawe1>display interface G1gabitEthernet 0/0/0
G1gabi tEthernet0/0/0 current state : UP
Line protocol current state : UP
Route Port, The Maximum Transmit Unit is 1000
Internet Address is 10.0.12.2/2 4
IP Sending Frames’ Format is PRTFMT ETENT_2.Hardware address is 00e0- fc22- 4fff
Port Mode: FORCE COPPER
Speed : 100.Loopback: NONE
Duplex: FULL,Negotiation: DISABLE
Md1 : AUTO
Last 300 seconds input rate 24 bits/sec, 0 packets/sec
Last 300 seconds output rate 24 bits/sec, 0 packets/sec

NO.29 Among the following commands to configure the default route, which one is correct?

NO.30 A DHCP server is deployed in the network, but the administrator found that some hosts did not correctly obtain the address specified by the DHCP server. What are the possible reasons? (Multiple choice)

NO.31 In which view can the administrator modify the device name for the router?

NO.32 Which of the following statements about RA and RS in IPv6 are correct? (Multiple Choice)

NO.33 Which of the following packet types is used by RADIUS to indicate authentication rejection?

NO.34 On the broadcast network, both DR and BDR use the multicast address 224.0.0.6 to receive link state update messages.

NO.35 Which of the following methods can read data non-blocking in Python’s telnetlib?

NO.36 UDP cannot guarantee the reliability of data transmission, and does not provide functions such as message sequencing and flow control. It is suitable for flows with low transmission reliability requirements but high transmission speed and delay requirements.

NO.37 In the OSI reference model, what can complete end-to-end error detection and flow control?

NO.38 The configuration information of a router is shown in the figure. Which of the following statements are correct? (Multiple choice)

NO.39 Which of the following descriptions about firewalls is wrong?

NO.40 If the Length/Type of an Ethernet data frame = 0x8100, which of the following statements is correct?

NO.41 The two switches shown in the figure below have both enabled the STP protocol. Which port will eventually be in the Blocking state?

NO.42 At present, the company has a network administrator, and the AR2200 in the company network can be remotely managed by directly entering the password through Telnet. After the two new network administrators arrived, the company hopes to assign their own user names and passwords to all administrators, as well as different levels of authority. So how should it be done? Multiple choices

NO.43 The configuration information of a certain port of the switch is shown in the figure, then this port carries VLAN TAG when sending data frames carrying which VLAN?
interface GigabitEtherneto/0/1
port hybrid tagged vlan 2 to 3 100
port hybrid untagged vlan 4 6
#

NO.44 Which of the following information prompts will the VRP operating platform use for incomplete input commands?

NO.45 What is the protocol number corresponding to the ospf protocol at the network layer?