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NEW QUESTION 153
What is the value of the Type field in the RStp configuration BPDU message?
- A. ox02
- B. Ox01
- C. ox03
- D. ox00
Answer: A
NEW QUESTION 154
In the configuration BPDU sent by the switch, which bridge ID is unlikely to appear?
- A. 4096 00-01-02-03-04-CC
- B. 2048 00-01-02-03-04-CC
- C. 0 00-01-02-03-04-CC
- D. 8192 00-01-02-03-04-CC
Answer: B
NEW QUESTION 155
What is the port number used by the FTP protocol control plane?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 156
By default, network devices running SNMPv2c protocol use which of the following port numbers to send trap messages to the network management system?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 157
Which of the following commands can be used to view the router's CPU usage?
- A. display cpu-usage
- B. display cpu-state
- C. display memory
- D. display interface
Answer: A
NEW QUESTION 158
What is the total length of the IPv6 address in bits?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 159
The output information of a switch is shown in the figure. Which of the following statements is correct? (Multiple choice)
- A. The GE0/0/1 port of the switch does not carry VLAN TAG when sending VLAN10 data frames
- B. The GE0/0/1 port of the switch does not carry VLAN TAG when sending VLAN20 data frames
- C. The GE0/0/2 port of the switch carries VLAN TAG when sending VLAN20 data frames
- D. The user manually created 4 VLANs
Answer: A,C,D
NEW QUESTION 160
Apply the ACL configured as shown in the figure in Telnet. Only the device with the IP address of 172.16.105.2 is allowed to log in remotely:
#
acl number 2000
rule 5 permit source 172.16.105.2 0
#
- A. True
- B. False
Answer: A
NEW QUESTION 161
Which of the following refers to network communication? (Multiple choice)
- A. Download emails from the company mailbox to your computer
- B. Use instant messaging software (such as, QQ, WeChat) to chat with friends
- C. Use a computer to visit the company's official website
- D. Use computer to watch video online
Answer: A,B,C,D
NEW QUESTION 162
After the administrator successfully logs in to the router through Telnet, and finds that the router's interface IP address cannot be allocated, the possible reasons are ()
- A. SNMP parameter is incorrectly configured
- B. The Telnet user level is incorrectly configured
- C. The administrator uses the telnet terminal software to prohibit the corresponding operation
- D. The Telnet user authentication mode is incorrectly configured
Answer: B
NEW QUESTION 163
Which of the following statements about link aggregation is correct?
- A. GE electrical interfaces and GE optical interfaces cannot be added to the same Eth-Trurnk interface.
- B. When two devices are connected, it is necessary to ensure that the link aggregation mode on both devices is the same.
- C. GE interface and FE interface cannot be added to the same Eth-Trunk interface.
- D. Eth-Trurnk interfaces cannot be nested.
Answer: D
NEW QUESTION 164
A company has 50 private IP addresses. The administrator uses NAT technology to connect the company's network to the public network, but the company has only one public network address and is not fixed. Which of the following NAT conversion methods meets the needs?
- A. easy-ip
- B. NAPT
- C. Basic NAT
- D. Static NAT
Answer: A
NEW QUESTION 165
When AP and AC are on different Layer 3 networks, what method is recommended for AP to discover AC? (Multiple Choice)
- A. Manually specified on AP
- B. Broadcasting method
- C. DNS
- D. DHCP
Answer: C,D
NEW QUESTION 166
The output information of the sub-interface of a router aggregate port 1 is shown in the figure. Based on this information, which of the following statements are correct? (Multiple Choice)
[Router A]display Interface Eth-Trunk 1.100
Eth-Trunk1.100 current state : UP
Line protocol current state : UP
Last line protocol up time : 2019-03-04 10:22:40 UTC -08 :00
Description: HUAWEI, AR Series, Eth-Trunk1.100 Interface
Route Port, Hash arithmetic : According to SIP-XOR-DIP, Maximal BW: 2G, Current BW: 2G, The Maximum Transmit Unit is 1500
Internet Address is 10.0.12.2/24
IP Sending Frames' Format is PKTFIT ETENT 2.Hardware address 1s 00e0-fc3b-2015
Current system time: 2019-03-04 10:24:29 -08:00
Last 300 seconds input rate 0 bits/sec, 0 packets/sec
Last 300 seconds output rate 0 bits/sec, 0 packets/sec
Realtime 0 seconds input rate 0 bits/sec, 0 packets/sec
Realtime 0 seconds output rate 0 bits/sec, 0 packets/sec
Input: 6 packets, 574 bytes,
Output:7 packets, 638 bytes,
Input bandwidth utilization ;0%
Output bandwidth utilization :0%
--------------------------------
PortName Status Weight
--------------------------------
GigabitEthernet0/0/1 UP 1
GigabitEthernet0/0/2 UP 1
--------------------------------
The Number of Ports in Trunk : 2
The Number of UP Ports in Trunk : 2
- A. Two links exist on the aggregate port
- B. The sub-interface of the aggregate port carries VLAN TAG 100 when forwarding data frames
- C. The IP address of the sub-interface of the aggregate port is 10.0.12.2/24
- D. The sub-interface number of the aggregate port is 100
Answer: A,C,D
NEW QUESTION 167
If the Proto of a route information in the routing table is OSPF, the priority of this route must be 10.
- A. False
- B. True
Answer: A
NEW QUESTION 168
As shown in the figure, there is a web server in the private network that needs to provide HITRP services to public network users. Therefore, the network administrator needs to configure NAT on the gateway router RTA to achieve the requirements. Which of the following configuration can meet the requirement?
- A. RTA-Gigabitethernet0/0/1]nat server protocol tcp global 192.168.1.1 www inside 202.10.10.18080
- B. [RTA-Seria11/0/1]nat server protocol tcp global 192.168.1.1 www inside 202.10.10.1 8080
- C. [RTA-Gigabitethernet0/0/1]nat server protocol tcp global 202.10.10.1 www inside 192.168.1.18080
- D. [RTA-Serial1/0/1]nat server protocol tcp global 202.10.10.1 www inside 192.168.1.1 8080
Answer: D
NEW QUESTION 169
A network engineer prompts the following information when entering the command line:
Error: Unrecognized command found at ' ^ ' position. Which of the prompt information is correct?
- A. No keyword found
- B. Input command is not clear
- C. The input command is incomplete
- D. Wrong parameter type
Answer: A
NEW QUESTION 170
Which of the following types of addresses is not included in IPv6 addresses?
- A. Unicast address
- B. Broadcast address
- C. Multicast address
- D. Anycast address
Answer: B
NEW QUESTION 171
......
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