Junos Enterprise Routing, 2nd Edition

Chapter Review Answers

1. Answer: B, C. The T640 and M320 are valid Juniper Networks router models but are usually deployed in service provider networks.

2. Answer: D. The Routing Engine is the component in the router that controls all management functions, including commands that would be used to debug the router.

3. Answer: False. The J-series routers do contain a virtualized PFE, with API and sockets replacing the ASICs that are found in the M-series routers.

4. Answer: A. request commands are used to issue system-wide functions such as rebooting the router. The rest of the options are invalid CLI commands.

5. Answer: C. There is no password to enter configuration mode. Users are allowed into configuration mode based on access privileges.

6. Answer: B. To change the directory in configuration mode, use the edit command.

7. Answer: D. To activate the changes in the router, issue a commit command. Of the remaining options, copy and save are valid CLI commands but are used for configuration management.

8. Answer: C. When at the top level of the configuration tree, the CLI banner will display the [edit] prompt.