2.2.1.3.1 The Proximity Start Message

The proximity start message contains two sections:

Header: Contains the protocol version supported by the receiver and the message type. The protocol version MUST be set to 0x03. The message type for proximity start messages is 0x03.

Session ID: Contains the session ID. The receiver MUST send the same 128-bit session ID that was passed to it in the registration response message.


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ProtocolVersion

MessageType

SessionID (16 bytes)

...

...

...

ProtocolVersion (1 byte): Contains the protocol version supported by the receiver. MUST be set to 0x03.

MessageType (1 byte): Contains the message type for proximity start messages. The message type for proximity start messages is 0x03.

SessionID (16 bytes): Contains the session ID. The receiver MUST send the same 128-bit session ID that was passed to it in the registration response message.