[Samba] LDAP, tdbsam, and profiles

[Gary Dale]

Peter Matulis wrote:
> I have a new PDC ready to replace an older one (which is using LDAP
> locally).  The new one will be using tdbsam.
>
> I plan to first change LDAP on the existing system to the tdbsam
> backend and ensure proper functioning.  I understand I can use the
> pdbedit tool to make this change.  Comments?
>   
Why switch? Why not migrate everything to the new PDC? LDAP allows you 
to use multiple domain controllers and keep them synchronized, which 
gives you a greater degree of safety during the move to the new domain 
controller.

> At this point I would like to ask how profiles (which will be stored
> locally on the clients) will be affected by logging on to the
> subsequently new PDC.  The docs say that I need to import data from the
> old system to the new (again using pdbedit) but if the current system
> uses the backend only for authentication why does this need to be done?
>  How does the backend influence local profiles?
>   
If you aren't using roaming profiles, then you only need to move the 
account data, login scripts, etc..