IOS Recovery for 3750 switch

Unanswered Question
Jun 5th, 2010
User Badges:

Hi all,

I have Cisco 3750-24PS-S switch, which IOS mistakenly erase, I have run switch:format flash: command also,

I tried Xmodem recovery for upload IOS on flash, but it gives I/O error while uploading the IOS,

So plz give the complete procedure for IOS recovery through HyperTerminal OR any another method/

also attached is a snapshot of that error,


Vaibhav S.

  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
Leo Laohoo Sat, 06/05/2010 - 16:34
User Badges:
  • Super Gold, 25000 points or more
  • Hall of Fame,

    The Hall of Fame designation is a lifetime achievement award based on significant overall achievements in the community. 

  • Cisco Designated VIP,

    2017 LAN, Wireless

Kindly enter the following commands first:



podhillo Mon, 06/07/2010 - 08:06
User Badges:
  • Bronze, 100 points or more

Please try the following steps to disaster recovery.

Do check the connections before proceeding:

dir flash:
set baud 115200 --> for faster transfer please change the baud rate
copy xmodem:flash:

More details provided in the following link:

More details of the error message can be found in error decoder in site:

Hope it helps!




This Discussion