| Interface | Description | 
|---|---|
| BootstrapResult | A result of a bootstrap | 
| Gateway | A gateway is a composition of one or more of  GatewayProcessingUnits, and it is in charge of 
 replication between differentSpaces. e.g. | 
| GatewayDelegator | A gateway delegator is used to delegate outgoing replication packets to other gateways. | 
| GatewayDelegatorTarget | Represents a single delegation target | 
| GatewayProcessingUnit | A Gateway Processing unit is the building block of a  Gateway. | 
| GatewayProcessingUnits | Holds one or more  GatewayProcessingUnits. | 
| Gateways | Gateways holds all the different  Gateways that are currently
 discovered. | 
| GatewaySink | A sink is a  GatewayProcessingUnitcomponent which handles incoming replication from other gateways. | 
| GatewaySinkSource | A sink source is the target end point of a remote  Gatewaywhich is replicating into this gateway's sink. | 
| InternalGateways | 
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