For instance, a JMS client could send a message to an MDB (which is constantly online awaiting incoming messages), which in turn could access a session bean or a handful of entity beans.

例如，JMS客户机可以发送一条消息给一个MDB(该M DB一直在线等待传进来的消息)，而后者可以访问一个会话bean或者一些实体bean。

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In this example, when a user logs in to the system, the services send a message via a JMS topic to tell all the other Flex clients that the user is online.

在这个例子中，当用户登录到该系统，服务层会经由JMS主题发送一个消息，告诉其他所有的Flex客户端该用户已上线。

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Through the enhanced message board, the customer can submit opinion information online too, send it to administrator's appointed postbox.

通过增强型的留言板，客户也可以在线提交意见信息，发送至管理员指定的邮箱。

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For example, you can create an out-of-office message that includes a link to an online form that a person can use to override your filter system and send a text message to your phone.

BBC: Managing e-mail while on the road