What does config register do?
The Configuration Register. When a router starts up it needs to know which software to load and which configuration file to use. The way it determines these two things is by looking at its configuration register setting and its startup configuration in nonvolatile RAM (NVRAM).
What is config register 0x2?
**Configuration register value is 0x2**, enables instantaneous break into rommon.. this is not advisable as it will push the switch in to the rommon mode.. 0x0 (which tells it to go into rommon) The recommended mode is 0x2102… 0x102 tells it to boot from flash first.
How will you view the router configuration register?
To view the current setting of the configuration register, establish a console or Telnet session with the router. Issue the show version command, and input the contents into the Output Interpreter.
What is Tftpdnld?
The tftpdnld command erases all existing files in flash memory before downloading a new software image to the router. If there are files in the router flash memory that you do not want to lose, they must be backed up to the TFTP server and then copied back to flash memory after the Cisco IOS image has been restored.
How do I register my Cisco equipment?
In your web browser, go to the Cisco Product License Registration website: www.cisco.com/go/license. Enter your Product Authorization Key (PAK). Click “Fulfill Single PAK” to continue.
How do I register Cisco?
1. Visit www.cisco.com and click on the person icon in the upper-right corner of the page. 2. Select “Create an Account” from the drop-down menu.
How do I access ROMmon?
To manually boot into the ROMmon mode, you will need to reboot the device and break the boot sequence. Pressing the Ctrl+Break key combination during boot usually does this.
How do I boot in Rommon?
What does 0x0001 0x0002-0x000f mean?
0x0001 – Boots the first system image in onboard Flash memory (EPROM). 0x0002-0x000F- Specifies a default netboot filename. Enables boot system commands that override the default netboot filename. Causes the system to use the secondary bootstrap. This is typically not used (set to 0).
What does 0x2102 mean on a Cisco router?
The factory-default setting for the configuration register is 0x2102. This indicates that the router should attempt to load a Cisco IOS ® software image from Flash memory and load the startup configuration with a console speed of 9600 baud. If you know the value of your configuration register, you can determine its meaning.
Where can I find the configuration register value of the C800?
At the output of “ show version ” command, Configuration Register value will be at the bottom. Cisco IOS Software, C800 Software (C800-UNIVERSALK9-M), Version 15.2 (4)M4, RELEASE SOFTWARE (fc2)
How many views did your confreg parameters get?
confreg parameters 872 Views 0 Helpful 1 Replies bninnemann Beginner Mark as New Bookmark Subscribe Mute Subscribe to RSS Feed Permalink Print Email to a Friend Report Inappropriate Content 04-26-201204:45 PM 04-26-201204:45 PM confreg parameters I referenced my confreg examples from