这意味着要么客户端必须将消息定位到网关具有的角色，要么网关必须作为最终接受方以便进行安全处理。

This means that either the client must target the message to the role the gateway is acting in or the gateway must act as the ultimate receiver for the purpose of the security processing.

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本发 明定位系统包括：用户设备定位功能模块、接入网定位功能模块以及位置业务网关中 心。

The positioning system includes a functional module for positioning user device, positioning function module of access network, and location service gateway center.

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