Trend昨天还发布了其新版本的Deep Security产品，一款实体和虚拟服务器的免客户端安全系统。

Trend has also released today a new version of its Deep security product, a clientless security system for both physical and virtual servers.

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由于协议是通过免版税许可证公开发布的，所以很多客户端和Broker实现因为它而存在。

Because the protocol is openly published with a royalty-free license, many client and broker implementations exist for it.

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