Although some of the above questions seem to clearly lean to one technology over the other, many stateful scenarios actually call for the use of both servlets and EJB components.

尽管上述一些问题似乎明显地倾向于其中一种技术，但是许多有状态方案实际上既需要使用servlet 又需要使用 EJB 组件。

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Stateful Web services do not fail over in a clustered Lotus Domino environment because Lotus Domino does not offer asynchronous replication among nodes to replicate sessions and states.

有状态的Web服务在集群的LotusDomino环境下不能进行故障恢复，因为Lotus Domino没有提供在节点间异步复制会话和状态的功能。

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EJB stateful session bean fail over.

EJB状态会话bean故障转移。

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EJB stateful session bean fail over.

EJB状态会话bean故障转移。

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