Pavel Hruby has created a set of free stencils and templates to facilitate the definition of UML 2.2 and SysML diagrams in Microsoft Visio (either 2007 or 2003).
FNR Pearl Chair. Head of the Software Engineering RDI Unit at LIST. Affiliate Professor at University of Luxembourg. More about me.
VISIO network diagrams – Microsoft Visio 2010 takes diagramming TO a new LEVEL WITH dynamic, DATA-driven visualization tools AND templates, enhanced process management capabilities, AND advanced Web sharing. Bring REAL-TIME DATA together FROM multiple sources, including Excel AND Microsoft SQL Server, IN one powerful diagram USING vibrant graphics LIKE icons AND DATA bars.
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Hey thanks for sharing your knowledge i would like to add few more Microsoft Visio stencils for all your drawings which you needed. Below link gives you some stencils with the templates which someone required
http://visiotoolbox.com/downloads/Tools/Visio_Stencils_-_For_All_Your_Diagramming_Need_562.aspx