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- CCNA Routing and Switching 200-125
116.
You need to change the default idle time before disconnection of privileged exec
mode for network administrators. Which command will change it to 30 minutes?
- A.Switch(config)#exec-timeout 30 0
- B.Switch(config-line)#exec-timeout 30 0
- C.Switch(config-line)#exec-timeout 0 30
- D.Switch(config-line)#timeout 30 0
- Answer & Explanation
- Report
Answer : [B]
Explanation :
Explanation :
| The command exec-timeout 30 0 will change the idle time to 30 minutes and zero seconds. If a privileged exec session is idle for 30 minutes, the network admin will be disconnected. |
117.
What is the default encryption method for passwords, when you configure a line password?
- A.MD5
- B.SHA-128
- C.SHA-256
- D.Clear text
- Answer & Explanation
- Report
Answer : [D]
Explanation :
Explanation :
| The default for encryption method for passwords configured for lines is clear text. If you want to encrypt the password, you should use the service password- encryption command. |
118.
During a recent external security audit, it was determined that your enable
password should be secured with SHA-256 scrypt. Which command will change the
password strength on the switches and routers?
- A.Switch(config)#enable secret 9
- B.Switch(config)#service password-encryption scrypt
- C.Switch(config)#enable secret algorithm-type scrypt
- D.Switch(config)#enable algorithm-type scrypt secret Password20!
- Answer & Explanation
- Report
Answer : [D]
Explanation :
Explanation :
| The command enable algorithm-type scrypt secret Password20! will change the enable password to Password20! and use the scrypt algorithm type. |
119.
You want to turn on local authentication so that a user must supply a username
and password when managing the switch. You have created the username and
password combinations on the switch. Which command will direct SSH and Telnet to
use this authentication model?
- A.Switch(config)#new aaa model
- B.Switch(config)#local authentication
- C.Switch(config-line)#local authentication
- D.Switch(config-line)#login local
- Answer & Explanation
- Report
Answer : [D]
Explanation :
Explanation :
| After configuring the username and password combinations that will be used on the switch or router, you will need to configure the line(s) that will use local authentication. The command used inside of the line is login local . This will apply to all the transport methods configured on the line. |
120.
In the following exhibit, you have listed all management sessions on the switch.
On which line are you connected?
- A.Console 0
- B.VTY 0
- C.VTY 1
- D.VTY 2
- Answer & Explanation
- Report
Answer : [B]
Explanation :
Explanation :
| The line on which you are connected is always preceded by an asterisk. In this example, you are connected to the router via line VTY 0. |
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