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11 Solving Problems
If you encounter problems as you work with Workgroup
Manager, you may find a solution in this chapter.
If the answer to your question isn’t here, try searching Workgroup Manager Help for
new topics. You can also search the Apple Service & Support website for information
and solutions at www.apple.com/support/.
Diagnosing Common Network Issues
Before you try the solutions in this chapter, make sure your network is properly
configured.
In particular, test your Network Time Protocol (NTP), Domain Name System (DNS), and
Dynamic Host Configuration Protocol (DHCP) services.
For more information about NTP, DNS, or DHCP, see Network Services Administration.
Testing Your Network’s Time and Time Zones
The many technologies and services in Mac OS X Server rely on having accurate time
settings on all networked computers.
Typically, computers are connected to an NTP server that provides accurate time
settings. You should still check your networked computers’ time settings using Apple
Remote Desktop (not included with Mac OS X Server). For more information about
Apple Remote Desktop, see www.apple.com/remotedesktop.
You can send the commands in the following procedure using the ssh command. You
can also test and correct a computer’s time settings in System Preferences. Both
methods allow you to test and correct one computer at a time, but with Apple Remote
Desktop you can test and correct many computers simultaneously.
To test your network computer time and time zones using Apple Remote Desktop:
1 In Apple Remote Desktop, send the following UNIX command to all computers:
sudo systemsetup -gettimezone