Such systems are effectively implementing the Gateway pattern, using a custom data format with some of the portability benefits of XML.

这种系统使用具有一些XML的可移植优点的自定义数据格式，从而有效地实现了网关模式。

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Pull technology is when the handheld device initiates the communication using its gateway to request data.

拉技术是在手持设备使用其网关发出通信以请求数据时。

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However, the data sent to the WAP gateway is binary encoded (for WAP), so the encrypted data must be decrypted and re-encrypted using TLS for the Internet.

然而，发送到WAP网关的数据是二进制的编码格式(对wap)，所以这些加密后的数据必须用TLS解密和再加密以适用于因特网。

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