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- CCNA Routing and Switching 200-125
26.
You want to upgrade the stack’s IOS. Assuming you have all the same model of
switches in the stack, what needs to be done?
- A.Only the master switch needs to be upgraded.
- B.Each switch needs to be upgraded independently.
- C.Each switch in the stack needs to be configured with a TFTP location to boot from, and then they all must be reloaded.
- D.The IOS image cannot be changed once a stack is configured.
- Answer & Explanation
- Report
Answer : [A]
Explanation :
Explanation :
| Only the master switch needs to be upgraded. Once the master switch is upgraded, it will download the IOS to all other members of the switch stack. |
27.
You have a switch in a stack that needs to be replaced. You are concerned that the
configuration will be lost for the switch. What will happen when it is replaced?
- A.The replacement switch will automatically download the configuration for the switch member number it’s configured for from the master.
- B.The replacement switch will need to have the configuration TFTP transferred after replacement manually by the network admin.
- C.The replacement switch will need manual configuration since the interfaces will be renumbered.
- D.The replacement switch will need to have its configuration transferred from the existing switch to be replaced.
- Answer & Explanation
- Report
Answer : [A]
Explanation :
Explanation :
| Configuration is downloaded to the replacement switch automatically when it is replaced. The switch responsible for hosting the configuration is the master switch. |
28.
Which switch in a stack is responsible for forwarding tables and the central ACL?
- A.Slave switch
- B.Subordinate switch
- C.Topology switch
- D.Master switch
- Answer & Explanation
- Report
Answer : [D]
Explanation :
Explanation :
| The master switch is responsible for forwarding tables, ACL distribution, QOS, and multicast routing. The master switch is elected by the criteria of configured priority, hardware and software priority, configuration, uptime, and MAC address. |
29.
You have a switch in a switch stack that has gone bad. You have received a
replacement switch and want to swap it out. How can you swap out the bad switch?
- A.You must power the entire stack down to replace the defective switch.
- B.You must add the new switch to the last stack member number in the stack and then remove the defective switch.
- C.You can remove the defective switch while the stack is on and replace it with the replacement switch.
- D.You can swap the defective switch while the stack is on and then the stack requires a reload.
- Answer & Explanation
- Report
Answer : [C]
Explanation :
Explanation :
| Switches participating in stacking can be added, deleted, or replaced without powering the stack off. The provisioned switch that is being replaced must match the replacement’s stack member number via the switch {stack-member-number} provision command. |
30.
When you stack Cisco switches together, how do you manage the switch stack?
- A.Each switch has its own logical IP address.
- B.The entire stack is managed by the master switch IP.
- C.All switches in a stack need to have contiguous IP addressing.
- D.The entire stack is managed by one IP, and a port number is incremented from 22 for each switch’s logical identity.
- Answer & Explanation
- Report
Answer : [B]
Explanation :
Explanation :
| When you create a switch stack, you assign the IP address to the master switch. This IP address is used for the entire switch stack. If a master fails, a new master is elected and the original master IP is used. |
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