Customising bootstrap.ini in MDT

The bootstrap.ini file is responsible for storing the network configuration information for the Microsoft Deployment Toolkit.

By default it will have a reference to your deployment share or shares, however you can use it to specify additional information.

To edit the bootstrap.ini file:

  1. Open the Deployment Workbench (Start -> All Programs -> Microsoft Deployment Toolkit -> Deployment Workbench)
  2. Right click on your deployment share and select ‘Properties’
  3. Select the ‘Rules‘ tab
  4. Click on the ‘Edit bootstrap.ini’ button to open the file.
  5. Edit as required and save.

To automatically authenticate to the network share you would use the following details:


To automatically point to a local distribution point you can use the ‘defaultgateway’ option. This will allow you to choose a site according to the gateway assigned in DHCP. This can be done by using the following settings:

Priority=Default, DefaultGateway




To disable the welcome message at the start of the deployment wizard, add the following line to the ‘default’ section. Please note, this also needs to be added to the CustomSettings.ini configuration.


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3 comments on “Customising bootstrap.ini in MDT

  1. Can you post a screenshot of the contents of the bootstrap.ini file? Because it doesn’t work and i’m not sure if it’s because i made a mistake in the bootstrap.ini file.

  2. Also remember to replace the boot image on WDS otherwise you can sit there for ages scratching your head wondering why the bootstrap settings arent updating…

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