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ADVNET - L4
IOS CLI
| Question | Answer |
|---|---|
| What does the acronym CLI stand for? | Command-Line Interface. |
| Which two types of physical console ports are shown on the Catalyst 2960-S switch? | USB Mini-B and RJ45. |
| What accessory is needed if your computer lacks a DB9 serial port when using a Rollover Cable? | A DB9-to-USB adapter |
| What prompt symbol represents User EXEC Mode? | Router> |
| What command moves you from User EXEC Mode to Privileged EXEC Mode? | enable |
| What prompt symbol represents Privileged EXEC Mode? | Router# |
| What command transitions a user from Privileged EXEC Mode to Global Configuration Mode? | configure terminal (or conf t). |
| What prompt symbol represents Global Configuration Mode? | Router(config)# |
| What key can you press to complete a partially typed command? | The Tab key |
| What output is displayed if you enter a single letter like e and press Enter when multiple commands match? | Ambiguous command: "e" |
| he current, active configuration file on the device. As you enter commands in the CLI, you edit the active configuration. | running-config |
| the configuration file that will be loaded upon restart of the device. | startup-config |
| What message is shown if you run show startup-config before saving any configurations? | Startup-config is not present |
| Name three valid commands used to save the running configuration to the startup configuration. | write write memory copy running-config startup-config |
| Are passwords in Cisco IOS case-sensitive? | Yes |
| What error message appears after entering incorrect passwords multiple times at the Password: prompt? | % Bad secrets |
| What command is used to configure an unencrypted enable password? | enable password <password> (e.g., enable password CCNA) |
| What command encrypts all existing and future plain-text passwords into Type 7 format? | service password-encryption |
| What type of encryption and algorithm does the enable secret command use? | Type 5 encryption MD5 |
| How long is the hash value generated by MD5 encryption in enable secret? | 128 bits. |