An important feature of an ESB is support for multiple protocols, both messaging based protocols and Web services.

ESB的一个重要特性是支持多种协议，其中包括对基于消息传递的协议和Web服务的支持。

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Switches with built-in routing, also known as Layer 3 switches, are expected to catch on as router replacements once the boxes are equipped with WAN interfaces and support for multiple protocols -- two features backbone routers have long had.

CNN: Networking trends emerge for '99