Stage How to Turn on Debug Logging of the LDAP Client (Wldap32.dll) with AD/DNS rollback checks
Microsoft states: “This article describes how to turn on debug logging of the LDAP client (Wldap32.dll).”
Read the explainerDSE security knowledge hubMicrosoft 365 & Identity
Microsoft 365 & Identity
Knowledge
Page 43 of the DSE Microsoft 365 & Identity knowledge center, with source-backed guidance and practical next steps.
DSE-authoredOfficial sourcesReviewed guidance
Search the library Explore this topic
Start with the cornerstone guide Microsoft 365 & Identity knowledge center
Clear guidance for Microsoft 365, Entra identity, account protection, collaboration, endpoint policy, and lifecycle changes.
DSE post stream
764 articlesMicrosoft 365 & Identity
Trace Active Directory replication Event ID 1925 attempt to establish a replication link failed due to DNS lookup problem
Microsoft states: “This article helps to resolve the issue where you get Event ID 1925 with the error message that DNS lookup failed, inbound replication of a directory partition has failed on the destination domain controller.”
Read the guide
Review Make DCs to reply to LDAP Ping on UDP 138 port before AD/DNS changes
Microsoft states: “This article describes how to make domain controllers to reply to LDAP Ping.”
Read the playbook
Scope How to disable TLS 1.3 for AD and LDAP in observed AD/DNS state
Microsoft states: “The Windows updates KB5014668 and KB5014665 add support for Transport Layer Security (TLS) 1.3 when using LDAP over SSL or issuing the StartTLS command.”
Read the briefing
Validate Support policy and known issues for ADMT with AD/DNS evidence
Microsoft states: “This article discusses information about the current level of support for Active Directory Migration Tool (ADMT) on current Windows Client and Windows Server operating systems.”
Read the checklist
Stage Host AD DCs in virtual hosting environments with AD/DNS rollback checks
Microsoft states: “This article describes the issues that affect a Windows Server-based domain controller (DC) running as a guest OS in virtual hosting environments.”
Read the explainer
Trace How to create an Active Directory server in Windows Server 2003 across Active Directory and Windows DNS
Microsoft states: “This article describes how to install and configure a new Active Directory installation in a laboratory environment that includes Windows Server 2003 and Active Directory.”
Read the guide
Review AD and LDS diagnostic event logging before AD/DNS changes
Microsoft states: “This step-by-step article describes how to configure Active Directory diagnostic event logging in Microsoft Windows Server operating systems.”
Read the playbook
Scope Can't Edit or Delete an AD Object and Receive Errors in observed AD/DNS state
Microsoft states: “You have a user, Managed Service Account (MSA), Group Managed Service Account (gMSA), computer, or group object that is in use.”
Read the briefing
Validate Restrict Active Directory RPC traffic to a specific port with AD/DNS evidence
Microsoft states: “This article describes how to restrict Active Directory (AD) replication remote procedure calls (RPC) traffic to a specific port in Windows Server.”
Read the checklist