Chapter 6: Router Startup and Configuration
TRUE/FALSE
1. Most types of computer equipment perform some type of POST immediately after being turned on.
2. There is no copy command that copies between flash and a running or startup configuration file.
3. Ping and Trace are available only from the user EXEC mode.
4. In a Cisco router, if the interfaces are down, packets can still be received or delivered.
5. Using CDP can help you quickly determine the network topology.
MULTIPLE CHOICE
1. ____ in a router typically contains the power-on self-test (POST).
a.
ROM
c.
NVRAM
b.
RAM
d.
Flash memory
2. A(n) ____ server is a computer, such as a PC, UNIX workstation, or laptop that is running TFTP
server services.
a.
Web
c.
SSH
b.
TCP
d.
TFTP
3. Sometimes the ____ file is referred to as the backup configuration because it is the saved version of
the configuration file.
a.
rom-config
c.
tftp-config
b.
startup-config
d.
router-config
4. If you want to view the contents of the startup-config, you can type ____ at the enable prompt.
a.
show config
c.
show startup–config
b.
run startup–config
d.
show rom–config
5. If you want to see your working or running configuration, type ____ at the enable prompt.
a.
run running–config
c.
show rom–config
b.
show rom–config
d.
show running–config
6. The command ____ copies the configuration from the TFTP server to the startup configuration.
a.
copy run start
c.
copy tftp startup–config
b.
copy tftp running–config
d.
copy start run
7. The command ____ indicates that you want to overwrite the existing NVRAM with the configuration
information stored on the TFTP server.
a.
configure memory
c.
copy tftp startup–config
b.
configure overwrite–network
d.
configure terminal
8. To manually configure IP on an interface, you must first change to interface configuration mode.
Then, you can use the ____ command to configure an IP address for the specific interface.
a.
ip address
c.
ip interface
b.
int address
d.
interface address
9. You can add the word ____ to an ip address command and configure the address as a second IP
address for the interface.
a.
alternative
c.
secondary
b.
auxiliary
d.
background
10. In the event you are configuring a serial interface as a DCE (data communication equipment), you will
need to add the ____ [bandwidth in bits per second] command.
a.
clockrate
c.
bbps
b.
baud
d.
baudrate
11. If you accidentally initiate a connection with another router from your locally attached router, you can
stop the process by pressing ____.
a.
Ctrl+Shift+3
c.
Ctrl+Shift+7
b.
Ctrl+Shift+6
d.
Ctrl+Shift+9
12. Trace use ____ messages to verify that the destination host is reachable, and if not, give possible
reasons for the problem.
a.
TFTP
c.
IP
b.
HTTP
d.
ICMP
13. You can check the configuration of a specific interface from the enable mode prompt with the ____
command.
a.
show interfaces
c.
interfaces ip
b.
show ip
d.
show interfaces–config
14. If you want to perform general IP packet debugging, type the following:
a.
debug ip interface
c.
debug interface traffic
b.
debug ip traffic
d.
debug ip packet
15. All Cisco devices, including routers, switches, and wireless access points, can use ____ to discover
each other and learn about the configurations of other devices.
a.
TFTP
c.
ICMP
b.
CDP
d.
Trace
16. If you want to disable CDP information from being sent on a given interface, change to the interface
configuration mode prompt, and then issue the ____ command.
a.
cdp enable off
c.
no cdp enable
b.
cdp off
d.
off cdp enable
17. You can use the ____ command in enable mode to retrieve the statistics that CDP will report on the
local router’s interfaces.
a.
show cdp running
c.
show cdp config
b.
show cdp startup
d.
show cdp interface
18. You can examine the configuration register by typing ____ at either the enable mode or user mode
prompt.
a.
show configuration
c.
show version
b.
show reg
d.
show register
19. ____ mode is actually the bootstrap program that is built into the firmware of the router.
a.
NVRAM
c.
Flash memory
b.
ROM Monitor
d.
DRAM
20. ROM in the router contains a limited version of the IOS. When accessing this limited IOS version, you
are in ____ mode.
a.
RxBoot
c.
Limited EXEC
b.
ROM Monitor
d.
User EXEC
21. The boot system flash ____ command will force the router to boot into ROM.
a.
boot system flash
c.
bootflash
b.
boot system tftp
d.
boottftp
COMPLETION
1. During a POST, the bootstrap program, also called the ____________________, checks basic
operations of the attached hardware, including CPU, memory, and interfaces.
2. The ROM Monitor checks the _________________________ for instructions regarding how to load
the Cisco IOS.
3. If you want to add an entry to your hosts file for name resolution, you must go to
____________________ configuration mode.
4. Using the ping command alone is referred to as ____________________.
5. Trace sends multiple ICMP packets with progressively higher ______________________________
until the packet reaches the destination.
ANS:
MATCHING
Match each item with a statement below:
a.
POST
f.
Telnet
b.
startup-config
g.
Ping
c.
TFTP
h.
debug command
d.
copy run start
i.
CDP
e.
copy flash tftp
1. the router configuration file that loads during the boot process
2. copies the IOS in flash memory to a TFTP server
3. verifies connectivity at the Internetwork layer of the TCP/IP model
4. a simple connectionless protocol that is less complex than FTP
5. one of the most powerful tools you can use to obtain information from your router
6. diagnostic test that determines if the hardware is operating correctly
7. Cisco proprietary Data Link layer protocol that shares configuration information between Cisco
devices that are connected directly to each other
8. copies the working configuration file in RAM to the startup configuration file in NVRAM
9. utility that connects at the highest layer of the OSI model and provides remote access to other devices
SHORT ANSWER
1. What are the general steps for booting a Cisco router?
2. What are the basic steps to implement changes in a router?
ANS:
3. What are the replies returned by Ping in a Cisco router?
4. What are the replies return by a trace?
5. Briefly describe IP route on a Cisco router.
6. How can you clear the statistics for a router interface?
7. What are the options of the show cdp neighbors command?
8. Briefly describe the Cisco configuration register.
9. Briefly describe the ROM Monitor mode.
10. Describe the Security Device Manager (SDM).
