Integrations (PTC products, 3rd party products and code) > 3rd party product integrations (CM, DOORS, Rose, Simulink and XML) > Integration for IBM Rational DOORS > What's new in Integration for IBM Rational DOORS (Integration for IBM Rational DOORS) > Starting Integration for IBM Rational DOORS (Integration for IBM Rational DOORS)
  
Starting Integration for IBM Rational DOORS (Integration for IBM Rational DOORS)
On the Tools menu, point to DOORS, and then click Synchronize.
Alternatively,
Right-click a model item, point to·DOORS, and then click Synchronize.
When you start Integration for IBM Rational DOORS through a model item's context menu, on the Mapping Selection page, the Mapping that synchronizes the item you right-clicked (if there is one) is selected.