ReplicationSecurityLevel Enumeration
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ReplicationSecurityLevel Enumeration


Specifies the Active Directory Lightweight Directory (AD LDS) Services replication authentication mode.

Namespace:   System.DirectoryServices.ActiveDirectory
Assembly:  System.DirectoryServices (in System.DirectoryServices.dll)

public enum class ReplicationSecurityLevel

Member nameDescription

Kerberos authentication, using service principal names (SPNs), required. If Kerberos authentication fails, the AD LDS instances will not replicate.


Kerberos authentication (using SPNs) is attempted first. If Kerberos fails, NTLM authentication is attempted. If NTLM fails, the AD LDS instances will not replicate.


All AD LDS instances in the configuration set use an identical account name and password as the AD LDS service account.

.NET Framework
Available since 2.0
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