You work as a Network Administrator for Infonet Inc.

You work as a Network Administrator for Infonet Inc. The company has a Windows Server 2008 Active Directory-based single domain single forest network. The company has three Windows 2008 file servers, 150 Windows XP Professional, thirty UNIX-based client computers. The network users have identical user accounts for both Active Directory and the UNIX realm. You want to ensure that the UNIX clients on the network can access the file servers. You also want to ensure that the users are able to access all resources by logging on only once, and that no additional software is installed on the UNIX clients. What will you do to accomplish this task?

Each correct answer represents a part of the solution. Choose two.