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Page 40 of the DSE Microsoft 365 & Identity knowledge center, with source-backed guidance and practical next steps.

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Microsoft 365 & Identity knowledge center

Clear guidance for Microsoft 365, Entra identity, account protection, collaboration, endpoint policy, and lifecycle changes.

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Microsoft 365 & Identity

764 articles
DSE visual briefIdentity & cloud

Stage Duplicate Active Directory replication connections are created with AD/DNS rollback checks

Microsoft states: “This article provides a solution to an issue where duplicate Active Directory replication connections are created for one or more domain controllers across one or more sites.”

Published Reviewed 3 min readBy DSE Security Editorial Team
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DSE visual briefIdentity & cloud

Trace LDAP and Kerberos Server not respond to UDP requests or reset TCP sessions across Active Directory and Windows DNS

Microsoft states: “This article provides a solution to an issue where Transmission Control Protocol (TCP) sessions created to the server ports 88, 464, 389 and 3268 are reset.”

Published Reviewed 3 min readBy DSE Security Editorial Team
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DSE visual briefNetworks & infrastructure

Scope Issues when AD replication and Netlogon RPCs request backlog values are exceeded in observed AD/DNS state

Microsoft states: “This article describes how to configure Active Directory (AD) replication and Netlogon remote procedure calls (RPCs) request backlog values in Windows Server.”

Published Reviewed 3 min readBy DSE Security Editorial Team
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