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NEW QUESTION # 145
Which information of the data frame does the VLANIF interface use to determine whether to perform Layer 2 or Layer 3 forwarding?
- A. Destination port
- B. Source IP
- C. Source MAC
- D. Destination MAC
Answer: D
NEW QUESTION # 146
In the OSPF broadcast network, which routers will a Dothter router exchange link state information with? (Multiple Choice)
- A. DR
- B. All OSPF neighbors
- C. BDR
- D. DR Other
Answer: A,C
NEW QUESTION # 147
As shown in the figure, RTA uses NAT technology and realizes multiple-to-multiple NAPT address translation by defining an address pool, so that hosts in the private network can access the public network. Suppose that there are only two public IP addresses in the address pool, and they have been assigned to hosts A and B for address conversion, and if host C also wants to access the public network, which of the following description is correct?
- A. RTA assigns the interface address (200.10.10.3) to host C, host C can access the public network
- B. RTA converts the source port of host C, and host C can access the public network
- C. Host C cannot be assigned a public network address and cannot access the public network
- D. All hosts can access the public network by using the public network address in turn
Answer: B
NEW QUESTION # 148
The second layer ACL can match the source MAC, destination MAC, source IP, destination IP and other information.
- A. False
- B. True
Answer: A
NEW QUESTION # 149
The OSI reference model from high-level to bottom-level is ().
- A. Application layer, presentation layer, session layer, network layer, transport layer, data link layer, physical layer
- B. Application layer, presentation layer, session layer, transport layer, network layer, data link layer, physical layer
- C. Application layer, session layer, presentation layer, transport layer, network layer, data link layer, physical layer
- D. Application layer, transport layer, network layer, data link layer, physical layer
Answer: B
NEW QUESTION # 150
What is the number range of advanced ACL?
- A. 6000~6031
- B. 3000-3999
- C. 4000~ ～ 4999
- D. 2000-2999
Answer: B
NEW QUESTION # 151
In the VRP interface, use the command delete vrpcfg.zip to delete the file. You must empty the recycle bin to completely delete the file.
- A. False
- B. True
Answer: B
NEW QUESTION # 152
By default, the bridge priority of Huawei switches is 32768.
- A. False
- B. True
Answer: B
NEW QUESTION # 153
All interfaces of the router belong to the same broadcast domain.
- A. False
- B. True
Answer: A
NEW QUESTION # 154
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.
- A. False
- B. True
Answer: B
NEW QUESTION # 155
When the Trunk port send the data frame, how to deal with?
- A. When the VLAN ID is different from the PVID of the port, strip off the TAG and forward
- B. When the VLAN ID is different from the PVID of the port, the data frame is dropped
- C. When the VLAN ID is different from the PVID of the port, replace it with PVID forwarding
- D. When the VLAN ID is the same as the PVID of the port and is a VLAN ID allowed by the port, remove the Tag and send the message
Answer: D
NEW QUESTION # 156
Which of the following statements about IPv6 multicast addresses are correct? (Multiple Choice)
- A. Realize load sharing of services
- B. Provide redundant functions for services
- C. The packet whose destination address is a multicast address will be sent to the nearest network interface in the sense of routing
- D. Multicast addresses and unicast addresses use the same address space
Answer: A,B,C
NEW QUESTION # 157
In which working state of the STP protocol can the port be changed to the Forwarding state without going through other states?
- A. Listening
- B. Disabled
- C. Learning
- D. Blocking
Answer: C
NEW QUESTION # 158
The correct description of the information as shown in the figure is ().
[R1]display interface go/0/o
GigabitEthernet0/0/0 current state: Administratively DOWN Line protocol current state: DOWN
- A. The GigabitEthernet 0/0/0 interface was manually closed by the administrator
- B. GigabitEthernet 0/0/0 interface does not enable dynamic routing protocol
- C. GigabitEthernet 0/0/0 interface is connected to a wrong cable
- D. The GigabitEthernet 0/0/0 interface is not configured with an IP address
Answer: A
NEW QUESTION # 159
Which of the following description about the Router ID of OSPF is incorrect? (Multiple Choice)
- A. Router ID must be the IP address of an interface on the router
- B. The Router ID must be manually configured
- C. The prerequisite for the normal operation of the OSPF protocol is that the router has a Router ID
- D. The Router ID must be the same in the same area, and the Router ID in different areas can be different
Answer: A,B,C,D
NEW QUESTION # 160
The network administrator configures the Huawei router RTA as shown in the figure. If a user needs to be authenticated in the authentication domain "huawei", the correct description below is ().
[RTA]aaa
[RTA-aaa]domain Huawei
RTA-aaa-domain-huawei]authentication-s cheme aul
[RTA-aaa-domain-huawei]authentication-scheme au2
- A. "authentication-scheme au2" authentication will be used, if "au2" is registered, "aul" authentication will be used
- B. "authentication-scheme aul" authentication will be used, if "au1" is deleted, "au2" authentication will be used
- C. Will use "authentication-scheme au2" authentication
- D. Will use "au2" authentication and will use "authentication-scheme au1" authentication
Answer: B
NEW QUESTION # 161
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