Ricoh C2828 Function Manual page 641

6. If you want to use Kerberos authentication, press [On].
If you want to use NTLM authentication, press [Off] and proceed to step 8.
7. Select Kerberos authentication realm and proceed to step 9.
To enable Kerberos authentication, a realm must be registered beforehand. The realm name must be
registered in capital letters. For details about registering a realm, see "Programming the Realm",
Network and System Settings Guide.
Up to 5 realms can be registered.
8. Press [Change] for "Domain Name", enter the name of the domain controller to be
authenticated, and then press [OK].
Windows Authentication
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