OS X Mountain Lion: Improving mobile user login times for Active Directory .local domains
Learn how to allow quick logins for .local Active Directory users who are off the Active Directory network (mobile) in OS X Mountain Lion.
First, update to OS X Mountain Lion v10.8.4 or later.
Next, add the .local Active Directory domain to the DNS Search Domains field:
Choose Apple menu () > System Preferences > Network.
Select the appropriate interface on the left (Built-in ethernet or Wi-Fi).
Click Advanced at the bottom right.
On the DNS tab, click the + button, then add the .local Active Directory domain name.
Please repeat this process for all interfaces that will be in use when not on the Active Directory network.
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