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INCD 2 200-101 > Module 1: Cisco Device Management > Flashcards

Module 1: Cisco Device Management Flashcards

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1
Q

What are the 5 steps when loading an IOS image?

A
  1. The device performs a POST (Power on Self Test).
  2. The boot strap program is loaded and executed.
  3. The bootstrap program loads an IOS image.
  4. The IOS loads a config file from NVRAM, places is it in DRAM.
  5. The device is placed in user EXEC mode.
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2
Q

What happens if no config file is present?

A

If no config file is present. The device starts in the System configuration Dialog (Sys Config),.

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3
Q

IOS images can be stored where?

A
  1. Locally in flash memory.

2. On a network server via (TFTP).

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4
Q

If flash memory is empty or corrupted what error message will you see?

A

boot: cannot open “flash:”

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5
Q

If a valid IOS image cant be found. How will it attempt to load an image?

A

TFTP server.

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6
Q

If it cannot locate a TFTP server, what will the device enter?

A

It will enter into ROM or ROMmon mode.

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7
Q

How do you know you are in rommon mode?

A

You see the prompt rommon>

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8
Q

To load a boot image while in rommon> mode. What should be issued to accomplish this?

A

confreg 0X2101

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9
Q

What should you enter after the confeg 0X2101 command.

A

reset

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10
Q

What happens after the “reset” command is issued?

A

The “reset” command forces the router to boot the boot image.

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11
Q

After a new IOS image is downloaded. What config register setting allows it to boot the new IOS image?

A

0X2102

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12
Q

What command is used to change the IOS load location.

A

boot system

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13
Q

What command would you use to load from flash?

A

boot system flash [filename]

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14
Q

What command would you load from TFTP?

A

boot system tftp filename [ip-address]

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15
Q

What command would you use to load from ROM?

A

boot system rom

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16
Q

What happens when the boot system flash [filename] is executed?

A

Configures the device to load the designated IOS image from flash memory.

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17
Q

What happens when if you do not specify a “filename”?

A

The first bootable IOS image is loaded.

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18
Q

What happens when you issue multiple boot system commands?

A

The router will attempt to load the IOS in the order you issued the commands.

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19
Q

Where are config files stored?

A

NVRAM.

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20
Q

If no file is present in NVRAM. What happens to the device?

A

The device will start the system configuration dialog or setup mode.

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21
Q

What does the “setup” command allow you to configure.

Hint there are at least 5

A
  1. Host name.
  2. the enable password command.
    3 the enable secret password command.
  3. the virtual terminal password (vty).
  4. Interface IP addressing.
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22
Q

What two “show” commands can you issue to a device to verify that enough flash memory space is available?

A
  1. show version.

2. show flash.

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23
Q

You’ve downloaded a new IOS image to a TFTP server. What command copies it to flash memory.

A

copy tftp flash.

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24
Q

What 3 things will you be prompted for after you have executed the “copy tftp flash” command?

A
  1. The IP address of the TFTP server.
  2. The filename of the IOS image you want to copy.
  3. The filename that you WANT to use for the IOS image.
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25
Q

What device are you going to be asked on when executing copy tftp flash?

A

The device being upgraded.

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26
Q

After the information is provded for “copy tftp flash” What will you be asked to confimr?>

A

if you would like to erase the flash memory.

Erase flash: before copying? [confirm]

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27
Q

After the data has been transfered to flash. What command can you run to verify the configuration register?

A

show version to make sure the config register is set to 0X2102.

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28
Q

What command can you use to view the contents of flash memory?

A

dir flash:

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29
Q

if the first file listed under dir flash: Is not the new IOS image. What do you need to do?

A
  1. no boot system

2. boot system [filename] where [filename] is the image you want loaded.

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30
Q

The boot system command ensures what?

A

Ensures that the device finds the correct IOS image upon reload.

31
Q

What show command can you run to ensure the correct version of IOS is running?

A

show version

32
Q

What are two common problems that occur in upgrading an IOS image?

A
  1. Lack of flash memory

2. No connectivity to tftp server.

33
Q

What does the error listed indicate: %Error copying tftp:// 10.10.10.10/newimage.bin (Not enough space on device)?

A

copy tftp flash was unable to copy because there was not enough space in flash.

34
Q

What does the error listed indicate: %Error copying tftp:// 10.10.10.10/newimage.bin (Timed Out)?

A

copy tftp flash command was unable to connect to the TFTP server at 10.10.10.10 to retirve the filename newimage.bin

35
Q

What command can you use to confirm connectivity to the tftp server?

A

ping

36
Q

Configuration register can determine what three things in a router?

A
  1. How a router boots.
  2. The spped of the console.
  3. What options are enabled while booting.
37
Q

What show command can you run to view the current register setting?

A

show version

38
Q

What command can you issue to to change the configuration register setting?

A

config-register

39
Q

Changing the configuration register does what?

A

The configuration register can be changed to modify how a Cisco device boots.

40
Q

What show command can you use to view the current configuration register setting?

A

show version

41
Q

What command should you use to change the configuration register setting?

A

config-register 0X(value in hexadecimal)

42
Q

What is the default configuration setting on boot?

A

0X2102

43
Q

If a valid image isn’t found what does the router boot to?

A

ROM

44
Q

What are the 5 most common configuration register values?

A
  1. 0X2101
  2. 0X2120
  3. 0X2122
  4. 0X2142
  5. 0X3122
45
Q

What configures the device to boot to the bootstrap setting, run daignostics and uses the the baud speed of 9600?

A

0X2101

46
Q

What configuration setting configures the device to boot to rommon> prompt?

A

0X2120

47
Q

What two ways can you load an IOS image while in 0X2120?

A
  1. Load a boot image.

2. Once a boot image is loaded you can use tftp to download an IOS image.

48
Q

What configuration register setting configures the device to boot to an IOS image stored in flash?

A

0X2122

49
Q

What configuration register setting will have the router disregard the the contents of NVRAM?

A

0X2142

50
Q

0X2142 disregards the contents of NVRAM. What can be set up?

A

Config files will be ignored and you can create an initial configuration for the router.

51
Q

What configuration setting configures the device to boot to an IOS image, if a valid image exists?

A

0X3122

52
Q

Where does the config-regsiter command NOT work?

A

In ROMmon mode.

53
Q

Whats the first step in recovering a password?

A

Use the show version to make sure you change the configuration setting back to what is listed.

54
Q

After you power cycle the device what key do you press to enter ROMmon mode?

A

The break key within one minute.

55
Q

While in ROMmon mode what is the command issued to boot to flash memory?

A

confreg 0x2142 (config-register [value] does not work in ROMmon mode).

56
Q

While in ROMmon mode what command reboots the router?

A

reset

57
Q

0X2142 disregards what on boot up?

A

0x2142 configuration register disregards the contents of NVRAM.

58
Q

From global config mode, what command should you run to get the router to run from NVRAM?

A

config-register 0x2102

59
Q

After the device has been changed to boot from NVRAM. What command needs to be ran to ensure the changes are saved to NVRAM?

A

copy running-config startup-config from privileged exec mode.

60
Q

What two show commands can you run to see what licenses are on a device?

A
  1. show version

2. show license

61
Q

How do you activate a temporary license for features?

A

license boot module command.

62
Q

What will you receive when you purchase new features?

A

Product Activation Key (PAK).

63
Q

Once you have received your (PAK) what are the three ways to activate the features?

A
  1. CLM (Cisco License Manager).
  2. CLI - license install (command)
  3. Simple Network Managment Protocol (SNMP).
64
Q

What command would you run to save activated and purchased licenses?

A

license save

65
Q

What commadn do you run to remove a license?

A

license clear

66
Q

What are the steps to reactive a permanent license if the license clear commands has been issued?

A

Use the license install command along with a copy of the license previously made using the license save command.

67
Q

What licenses can’t be removed using the license clear command?

A

Temporary and built in licenses.

68
Q

The SNMP agent uses what to determine what devices are active?

A

CISCO-LICENSE-MGMT-MIB

69
Q

SNMP uses what to collect data and stats about a device?

A

User Datagram Protocol.

70
Q

UDP uses what ports?

A

UDP uses port 161 and 162.

71
Q

How man version of SNMP are there?

A

3 version. SNMPv1, SNMPv2 and SNMPv3.

72
Q

What versions sends text in clear text?

A

SNMPv1 and SNMPv2.

73
Q

What version uses encryption?

A

SNMPv3.

INCD 2 200-101 (2 decks)

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