Upgrade Instructions for CBOS 2.4.3

Once you have the file for the flash ROM upgrade. The below instructions will help you upgrade you Cisco 675/678 to version 2.4.3.

• You will need to be connected to your Cisco 675/678 via serial port meaning connected through hyperterminal. You can get hyperterminal help here.
• Once in hyperterminal you should be at a CBOS> prompt. Type enable and hit enter , if you have a password for enable mode you will need to type that in when it prompts you. Now you should be at a CBOS# sign. Now type the below command

• set download code enable
• Wait until the Cisco 675/678 is ready to receive the file. It will be ready to receive the file when you are looking at funky s's .

• Now go up to the menu option (in hyperterminal) that says Transfer and then go down to Send file...
  

• Now click the button that says Browse... and locate the .bin file. In the box below the file location is the protocol box, make sure to select XMODEM as the protocol. After you have done both of these click the OK button. Now the Cisco's CBOS is being upgraded to version 2.4.3. This will take upto 15 minutes so be patient and dont do anything.
  
• After the flash ROM upgrade is complete you will see the below information:

  -- Download complete --
  Transferred 0009e600 bytes
  rebooting...
  Hello!
  C67x self-update code: Release 2.4.3
  NOTE:
  
  Do not power off the Cisco 675 until update is finished!
  Decompressing router ...
  Erasing FLASH ...
  Programming ...
  Decompressing monitor ...
  Programming ...
  Finished. Rebooting...
  Hello!

• The Cisco is now rebooted and you should be running CBOS version 2.4.3. You can type show version and it will tell you the version of the Cisco 675/678.