XADM: Exchange 2000 Server LDAP Service Denial of Service Occurs When LDAP Is Handling Code (303450)
The information in this article applies to:
- Microsoft Exchange 2000 Server SP1
This article was previously published under Q303450 For additional information about a similar problem that may occur in Microsoft Exchange Server 5.5, click the following article number to view the article in the Microsoft Knowledge Base: 303448 XADM: Exchange Server 5.5 LDAP Service Denial of Service Occurs When LDAP Is Handling Code SYMPTOMS
If the Exchange 2000 Server Lightweight Directory Access Protocol (LDAP) service is processing unusually heavy LDAP request loads, the LDAP server may stop responding (hang). This problem does not occur with ordinary LDAP loads and only affects the LDAP service; all other Exchange 2000 services, including mail handling, continue normally.
RESOLUTIONA supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem. This fix may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next Microsoft Exchange 2000 Server service pack that contains this hotfix. To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site: NOTE: In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The typical support costs will apply to additional support questions and issues that do not qualify for the specific update in question.
The English version of this fix should have the following file attributes or later:
Component: Directory
NOTE: Because of file dependencies, this fix requires Microsoft Exchange Server 2000 Service Pack 1.
STATUSMicrosoft has confirmed that this is a problem in Microsoft Exchange 2000 Server.
| Modification Type: | Minor | Last Reviewed: | 10/6/2005 |
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| Keywords: | kbbug kbExchange2000preSP2fix kbfix kbQFE KB303450 |
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