Term
Routing
The process to choose which OS to load? |
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Definition
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Step 1.
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If boot field = 0, use the ROMMON OS.
[image]
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Step 2.
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If boot field = 1, load the first IOS file found in Flash memory.
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Step 3.
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If boot field = 2-F:
- a. Try each boot system command in the startup-config file, in order, until one works.
- b. If none of the boot system commands work, load the first IOS file found in Flash memory.
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Term
Routing
If boot field = 0?
0x2100 |
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Definition
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Term
Routing
If boot field = 1?
0x2101 |
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Definition
| load the first IOS file found in Flash memory |
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Term
Routing
If boot field = 2-F
0x2102 to 0x210F |
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Definition
- a. Try each boot system command in the startup-config file, in order, until one works.
- b. If none of the boot system commands work, load the first IOS file found in Flash memory
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Term
Routing
Sample boot system Commands |
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Definition
| boot system flash |
The first file from Flash memory is loaded. |
| boot system flash filename |
IOS with the name filename is loaded from Flash memory. |
| boot system tftp filename 10.1.1.1 |
IOS with the name filename is loaded from the TFTP server. |
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Term
Routing
What is the value range of the boot field?
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Definition
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Term
Routing
show version command supplies? |
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Definition
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The uptime (the length of time that has passed since the last reload)
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The reason for the last reload of IOS (reload command, power off/on, software failure)
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The time of the last loading of IOS (if the router’s clock has been set)
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The source from which the router loaded the current IOS
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The number and types of interfaces
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The amount of NVRAM memory
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The amount of Flash memory
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The configuration register’s current and future setting (if different)
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Term
Routing
To boot the IOS from a saved configuration stored in NVRAM, set the config register to? |
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Definition
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Term
Routing
Routers have three config modes: |
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Definition
Config term
config network
config memory
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Term
Routing
What does config network do? |
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Definition
This option enables the router to receive its configuration information from a TFTP server.
Automatically copies an IOS into RAM from a remote server and the downloaded IOS becomes the active config |
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