在设备决定目的地设备的IP位址之后，他们可以加入目的地MAC位址到资料封包。
After devices determine the IP addresses of the destination devices, they can add the destination MAC addresses to the data packets.
Web Service安全(WS - Security)，是建立在消息安全概念基础上的：消息的SOAP封包本身以明文发送，但其资料体是加密的。
Web Services security is based on the concept of message based security: the SOAP envelope of the message is sent in clear, but the SOAP body is transmitted in an encrypted form.
在这些网路中，资料以标记的细胞，讯框或封包中经过一个分封交换的网路被传输。
In these networks, the data is transmitted in labeled cells, frames, or packets through a packet - switched network.
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