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MCSE: Windows 2000 Exams in a Nutshell by Paul Murphy, Michael Moncur

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Troubleshooting Active Directory

There are five operations master roles played by domain controllers in the forest. The severity of the problem depends on which DC fails. Table 13-6 lists the operations master roles and the consequences of their failure.

Most operations master failures will not immediately or drastically affect the performance or functionality of the network. There is one notable exception, the primary domain controller emulator.

Because it deals with user authentication, if the PDC emulator is unavailable it can cause serious problems. This is the one case where you might consider seizing the role .

Seizing an operations master role involves transferring the operations master role to another domain controller. This process was covered earlier in this chapter. You should only do this if it is absolutely necessary.

Table 13-6. Operations Master Failure

Operations Master Role

Consequence of Failure

Infrastructure master

Usually not an urgent problem, unless there have been ...

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