包加密也允许包被加上时间标记。

Packet encryption also allows packets to be time-stamped.

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业务的全球化也应加快包加密的流行，因为包加密允许使用各种不同的算法用于国内和海外的链路。

The globalization of business also should boost the popularity of packet encryption because it allows a variety of different algorithms to be used for domestic and offshore links.

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除了提供包加密外，2.6内核还通过IP有效载荷压缩(IP Payload Compression, IPComp)提供了改进的传输。

In addition to providing packet encryption, the 2.6 kernel offers improved transmission via IP Payload Compression (IPComp).

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