Working with digital signatures – Echelon IzoT Commissioning Tool User Manual

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8. Select the stencils that you want to be scanned for master SmartShapes.

• To add a stencil, click Add Stencil, select the desired Visio stencil file (.vss), and then click

Open or double-click the stencil.

• To remove a stencil, select the desired stencil and then click Remove. You can also re-order

the stencil positions by selecting a stencil and clicking Move Up or Move Down. Click
Finish.

IzoT Commissioning Tool will then search, in order, all the listed stencils. When objects are
found within the database that are not already represented in the drawing, IzoT
Commissioning Tool scans the listed stencils and automatically adds the appropriate
SmartShape to the drawing. If the particular master SmartShape for an object is not found, an
appropriate generic SmartShape (a L

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Device SmartShape, for example) will be

used. After IzoT Commissioning Tool is done scanning stencils, the Synchronization Status
dialog box opens.

9. You can monitor the progress of the resynchronization. When the resynchronization is complete,

click OK to open your IzoT Commissioning Tool network.

Working with Digital Signatures

Visio drawings can have VBA code associated with them through the use of macros and ActiveX
objects. Visio drawings that use this capability use Microsoft VBA signatures to provide security from
VBA viruses. Each time you create an IzoT Commissioning Tool network design, the template that
you selected in the IzoT Commissioning Tool Design Manager (L

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.vst by default) is used to

create the network drawing. This template uses VBA macros to implement the network drawing’s
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functionality. This template and all Visio drawings created from it are signed by the

Echelon Corporation.

Network drawings created with LonMaker releases before 3.1 will not have a digital signature.
Network drawings created with LonMaker Turbo Editions and LonMaker 3.1 or later may have
expired digital signatures. In addition, you can cause an OpenLNS CT drawing to lose its Echelon
signature by adding VBA code to it. This can happen if you add an ActiveX object or VBA code to
the OpenLNS CT drawing. Once a network drawing has lost its signature, it cannot get it back

IzoT Commissioning Tool User’s Guide

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