OBEX作为蓝牙协议栈中面向应用的会话层协议，提供了灵活的目标文件交换方式。

OBEX (object Exchange), a user-oriented protocol in Bluetooth stack, provides a united criterion for putting and getting data objects (File and Directory) simply and flexibly.

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会话层和传输协议组合的描述名。

Descriptive name for the combination of session layer and transport protocol.

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附注：UDP端口2873使用数据报协议，一个通信协议的互联网络层，运输层，会话层。

Side note: UDP port 2873 uses the Datagram Protocol, a communications protocol for the Internet network layer, transport layer, and session layer.

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附注：UDP端口2873使用数据报协议，一个通信协议的互联网络层，运输层，会话层。

Side note: UDP port 2873 uses the Datagram Protocol, a communications protocol for the Internet network layer, transport layer, and session layer.

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