Some win32 functions make it easier to read the tggau attribute.
Active directory security groups global vs universal.
Members can be from any domain in the forest.
Universal groups accept user computer accounts from any domain.
I had been demonstrating how to manage the creation and automation of active directory security groups and distribution lists for months before i realized that i had no idea what the differences were between the three types of active directory groups.
Universal groups ug global groups gg and domain local groups dlg.
Here is a broad description of the various scopes of active directory groups.
Because of its limited scope however members can only be assigned permissions within the domain in which this group is created.
A user or computer account from one domain cannot be nested within a global group in another domain.
Also you can use a universal group to assign permissions for access to resources in.
Permissions can be assigned in any domain.
Universal security groups are most often used to assign permissions to related resources in multiple domains.
Global groups from the same domain as the parent global group.
Universal groups are stored in the global catalog and if you changed them let s say by adding a member the whole group was replicated across your active directory basically all the members were sent over the line to all global catalog servers because a group s memberships are stored as an attribute value in its members.
Typically organizations using wans should use universal.
A global group can also be nested within a universal group from any domain.
The difference between domain local and global groups is that user accounts global groups and universal groups from any domain can be added to a domain local group.
Member permissions can be assigned in any domain.
The global scope can contain user accounts and global groups from the same domain and can be a member of universal and domain local groups in any domain.
Members from any domain may be added.
I asked around poked around the web and found that nobody is really.
Provide a simple does everything group suitable mainly for small networks.
User accounts from the same domain as the parent global group.
A universal group can be nested within another universal group or domain local group in any domain.
Members must be in the same domain as the group.
Permissions can be assigned to anywhere in the forest.
Universal security groups are most often used to assign permissions to related resources in multiple domains.
Members from any domain may be added.