Bonjour i had installed server 2008 enterprise R2 64 bits , and when i go to stragegy local security I can change for password or number of caracters, etc..., but after installing active directory ( domain controller) first in forest , I can modify password , number of characters in strategie local security, there is a lock. I try with secpol, but this is the same problem. thanks you.

Use the Default Domain Security Policy GPO.Paul Adare CTO IdentIT Inc. ILM MVP