18.2 Primary Multi-Data Center Use Cases

The primary MDC deployments include active-active and active-standby use cases.

Table 18-1 lists the primary MDC use cases.

Table 18-1 MDC Use Cases

MDC Deployment	MDC Policy	Validate Remote Session	Session Synchronized in DC Servicing User From Remote DC	Terminate Remote Session	User Challenged
Active-Active	SessionMustBeAnchoredToDataCenterServicingUser=false SessionDataRetrievalOnDemand=true Reauthenticate=false SessionDataRetrievalOnDemandMax_retry_attempts=<number> SessionDataRetrievalOnDemandMax_conn_wait_time=<milliseconds> SessionContinuationOnSyncFailure= false MDCGitoCookieDomain=<sub domain>	Yes	Yes	No	When a valid session could not be located in a remote DC
Active-Standby	SessionMustBeAnchoredToDataCenterServicingUser=false SessionDataRetrievalOnDemand=true Reauthenticate=false SessionDataRetrievalOnDemandMax_retry_attempts=<number> SessionDataRetrievalOnDemandMax_conn_wait_time=<milliseconds> SessionContinuationOnSyncFailure= true MDCGitoCookieDomain=<sub domain>	Could not validate as the remote DC is down	No, since the remote DC is down	Could not terminate as the remote DC is down	No Provides seamless access by creating a local session from the details available in the valid cookie