| Technical structure of the test tool for the public layerThis topic describes the technical structure of the BOL test tool for the public layer. ![[...]](../images/nt_screen_000020la.gif) This (dummy) XML schema provides insight into the technical structure of the BOL Test Tool - Public Layer (tlbct3250m000) session. Each element represents a program script/ DLL. The links between scripts must be interpreted as: script X uses script Y (read from left to right). For example: script tlbct3250 uses tlbctrequest. 
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