Domain Controller High Availability
Nodes in a windows server 2003 windows server 2008 and windows server 2008 r2 failover cluster must have access to a read write domain controller.
Domain controller high availability. Azure ad ds includes multiple domain controllers which provide high availability for your managed domain. To configure alwayson high availability we should know some basic knowledge of windows server. Configuring a sql server alwayson high availability group.
There is no failover of active directory. Iscsi iscsi initiator quorum configuration and sql server cluster installation. Once all components are running it synchronizes data without losing changes.
This will ensure that if there is a single failure in the azure data center at least one of the servers will still be available. To follow this article you should be aware of basic things like domain controller public private network subnet etc. Having multiple domain controllers are by the very nature deliver high availability of directory services.
By default identity synchronization for windows provides some high availability options such as failover to an alternate directory server master and performing on demand password synchronization against any active directory domain controller. In a windows environment one domain controller serves as the primary domain controller pdc and all other servers promoted to domain controller status in the domain server as a backup domain controller bdc. Availability sets tell the azure fabric controller to place all instances of these services or individual virtual machines on different azure equipment that is in different fault zones.
This high availability guarantees service uptime and resilience to failures. Domain controller and domain client node setup for alwayson high availability. High availability of the domain controller wdfink may 6 2013 8 13 am in response to jerrinot as far as i see this will be feasable the slave hc s should warn if the dc is dead but should reconnect to the new dc as soon as it is available.