Event ID - 2111

Event Id2111
SourceMSExchangeDSAccess
DescriptionProcess INETINFO.EXE (PID=1228). Received LDAP_SERVER_DOWN (0x51) from Directory Server server_name due to Kerberos ticket timeout.
Event InformationThis error may be logged in the Application event log of the Exchange 2000 server at 10-hour intervals. 
CAUSE :
This problem may occur if Kerberos tickets expire on the Exchange 2000 server. These error messages are informational. The default time to live (TTL) for a Kerberos ticket is 10 hours. 
RESOLUTION :
To resolve this problem, set DSAccess logging in Exchange System Manager to minimum: 
In Exchange System Manager, right-click the server object, and then click Properties.
Click the Diagnostics Logging tab, and then click MSExchangeDSAccess on the left side of the dialog box.
On the right side of the dialog box, select the General and Ldap objects simultaneously (to do so, press and hold the SHIFT key while you click these objects), and then click Minimum or None for logging at the bottom of the dialog box.
STATUS :
Microsoft has confirmed that this is a problem in Microsoft Exchange 2000 Server.
Reference Links MSExchangeDSAccess 2111 Error Messages Are Logged

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