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  • Mac Software Update Server

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This service is currently in the "testing" phase and is only available inside the NWOCA network

Compatible Operating Systems

  • Mac OS X 10.4 - Tiger
  • Mac OS X 10.5 - Leopard
  • Mac OS X 10.6 - Snow Leopard
  • Mac OS X 10.7 - Lion
  • Mac OS X 10.8 - Mountain Lion


has been discontinued. These instructions will help revert your computers back to Apple's software update servers.

Reverting Clients to Apple's update servers

Local computer using Terminal

  1. Open
  2. Enter: 

    Code Block
    sudo defaults writedelete /Library/Preferences/ CatalogURL

Remotely using Apple Remote Desktop

  1. Open Apple Remote
  2. Select the computer or a group of computers
  3. Select "Send Unix Command..." from the Manage menu
  4. Enter: 

    Code Block
    sudo defaults writedelete /Library/Preferences/ CatalogURL
  5. Select the User option and enter: root
  6. Send command


  1. In Workgroup Manager, click Preferences.
  2. Make sure the correct directory is selected and that you are authenticated. To switch directories, click the globe icon. If you are not authenticated, click the lock and enter the name and password of a directory administrator.
  3. Select a computer group.
  4. Click Software Update.
  5. Set the management setting to AlwaysNever.
  6. Specify a URL:
  7. Click Apply Now.