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Networks & Infrastructure knowledge center

Guidance for resilient networks, Wi-Fi, firewalls, cabling, power, exposure reduction, and connected-device planning.

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Networks & Infrastructure

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DSE visual briefNetworks & infrastructure

Stage Abandoned objects block replication for Global Catalog naming contexts with AD/DNS rollback checks

Microsoft states: “In Active Directory Domain Services (AD DS), abandoned objects are objects that exist on some domain controllers (DCs) in the forest but that are never replicated to all DCs.”

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

Review Active Directory replication Event ID 2087 (DNS lookup failure caused replication to fail) before AD/DNS changes

Microsoft states: “This article provides a solution to the Active Directory replication Event ID 2087 that occurs when a Domain Name System (DNS) lookup failure causes replication to fail.”

Published Reviewed 3 min readBy DSE Security Editorial Team
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