Opening a linked DOORS requirement from a model element (Integration for IBM Rational DOORS)
1. From Modeler, right-click the model element, point to > , and then click View.
The View command opens the DOORS module as read-only.
2. Using your preferred method of navigating links in DOORS, navigate to the linked requirement.
Alternatively,
1. From Modeler, select the model element.
2. Open the model element's Property Pages, and then click the Items tab.
3. In the Show Associated list, select the appropriate traceability relationship type.
4. Select the required linked item, and then click the 
Properties button.
Properties button.5. Right-click the background of the Property Pages, point to Tools, point to DOORS, and then click View.
The View command opens the DOORS module as read-only.