CCENT Cisco Certified Entry Networking Technician Study Guide: (ICND1 Exam 640-822), 2nd Edition

Chapter 4: Cisco's Internetworking Operating System (IOS)

1. C. The exec-timeout command is set in minutes and seconds.
2. D. The auxiliary port can be configured with modem commands so that a modem can be connected to the router. It lets you dial up a remote router and attach to the auxiliary port if the router is down and you need to configure it out-of-band (meaning out of the network).
3. C, D. To configure SSH on your router, you need to set the username command; the ip domain-name, login local, and the transport input ssh under the VTY lines; and the crypto key command under global configuration mode. However, SSH version 2 is not required but suggested.
4. C. The show controllers serial 0 command will show you whether either a DTE or DCE cable is ...