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what is the Defualt Conf-Register for Core 4507 series

what is the Defualt Conf-Register for Core 4507 series

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Hall of Fame Super Gold

When supervisor cards are

When supervisor cards are shipped out from the factory, the config-register is set to 0x2101.   The value of 0x2101 means "ignore the boot variable string and boot the first valid IOS image from flash".  

 

The correct config register value should be 0x2102 but this means you need to have the correct boot variable string or else the switch will either boot the wrong IOS file or the switch will go into ROMmon.

Hall of Fame Super Gold

i want to know what is the

i want to know what is the correct variable string

Read (and understand) my post.  

and how to know it

Use the command "sh version" or "sh bootvar". 

and what is the correct value

Read (and understand) my post.  

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