An engineer is troubleshooting an ongoing network outage.
Which command should he use that can display the live log files for a process or service running on a network device?
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A. B. C. D.D.
The correct answer is D. debug.
The debug command in Cisco IOS is used to display the live log files for a process or service running on a network device. It can provide real-time information about the operation of various protocols and processes, which can be useful in troubleshooting network issues.
When you use the debug command, the router or switch will display a continuous stream of messages related to the specified process or service. These messages can provide valuable information about the status of the device, as well as any issues that may be occurring.
For example, if you suspect that a routing protocol is causing problems on the network, you can use the debug command to display real-time information about the protocol's operation. This can help you to identify any configuration errors or other issues that may be causing the problem.
It's important to use the debug command with caution, however, as it can generate a large amount of output and potentially impact the performance of the device. It's generally recommended that you use the command only when troubleshooting specific issues and that you disable it once you've obtained the necessary information.
In summary, if an engineer is troubleshooting an ongoing network outage and wants to display live log files for a process or service running on a network device, the best command to use is the debug command.