cd c:\WINDOWS\Microsoft.NET\Framework\v2.0.50727 
CasPol.exe -m -ag 1.2 -url file://\\ShawnFa-Srv/Tools/* FullTrust

cd c:\WINDOWS\Microsoft.NET\Framework\v2.0.50727 

CasPol.exe -m -ag 1.2 -url file://\\ShawnFa-Srv/Tools/* FullTrust

http://blogs.msdn.com/shawnfa/archive/2004/12/30/344554.aspx

Since network shares by default only get LocalIntranet permissions, it's relatively common to want to use CasPol to fully trust some shares that you control and know are safe.  

To trust everything on the share \\ShawnFa-Srv\Tools, use the command below.

Enable FullTrust on a network share

security

DOS Batch