Ethereal is a professional protocol analyzer that can help debug application layer protocols.

Ethereal是一个专业的协议分析软件，它可以帮助调试应用层协议。

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All application layer protocols use the sockets layer as their interface to the transport layer protocol.

所有应用层协议都使用套接字层作为与传输层协议之间的接口。

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The application servers in n-tier architecture host remotely accessible business components. These are accessed by the presentation layer web server over the network using native protocols.

N级结构中的应用服务器负责提供可远程访问的业务逻辑组件，而表现层网页服务器则使用本网协议通过网络访问这些组件。

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You'd think electronic financial trading would be extra secure, but not so much: One of the most popular application-layer protocols in the financial industry leaves these money applications wide open to attack, according to researchers.

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