If a failover occurs, both the SFSB and SIP Session will failover to the single peer in its replication domain.

如果出现故障转移，SFSB与SIP会话将故障转移到其复制域中的唯一对等计算机上。

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Use session beans acting as remote facades to wrap complex interactions and to reduce remote calls between portlets and domain objects.

使用会话Bean作为远程外观使用，对复杂交互进行包装，并减少Portlet和域对象间的远程调用。

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The life span of the data saved to a session is, at most, from the moment the user accesses a domain to the moment when a user times out after a preset amount of time of inactivity.

保存在会话中的数据的生命期，最长是从用户访问域的那一刻到用户在预设的一段不活动时间之后超时的那一刻。

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Dan Kaminsky, the security researcher who found a major flaw in the domain name system in 2008 and recently founded a new company devoted to securing Web applications, says that a rickety session management system combined with a record number of users led to the tangled logins.

FORBES: AT&T's iPhone Preorder Security Mayhem Likely Caused By 'Session Exhaustion'