One of the challenges with cloning virtual images is handling operating system, network, and application specific customization.
克隆虚拟映像的挑战之一是，需要处理操作系统、网络和应用程序特定的自定义内容。
The Virtual Multicast facility from JXTA allows for seamlessly performing group communication without requiring network or application level changes.
JXTA的虚拟广播支持组之间的无缝通信而不必改变网络或者应用。
ControllerUsers nt AUTHORITY \ NETWORK SERVICE (the account running the default application pool in which Controller's virtual directories have write access).
ControllerUsers nt AUTHORITY \ NET WORK SERVICE(运行默认应用程序池的帐户，Controller的虚拟目录在该池中拥有写访问权)。
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