2.2.2 SYN Packet
The SYN packet is sent to indicate that a new connection is to be established. The ID for the session is the number that is stored in the SID field of the SYN packet.
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SMID |
FLAGS |
SID |
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LENGTH |
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SEQNUM |
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WNDW |
SMID (1 byte): See section 2.2.1 for a description of the SMID field.
FLAGS (1 byte): This unsigned integer contains control flags that identify this packet as a SYN packet. The value of the FLAGS field MUST be 0x01. See section 2.2.1.1 for details.
SID (2 bytes): All subsequent packets in this session MUST use this identifier. See section 2.2.1 for a description of the SID field.
LENGTH (4 bytes): The value of this field MUST be 0x00000010. See section 2.2.1 for a description of the LENGTH field.
SEQNUM (4 bytes): The value of this field SHOULD be 0x00000000. See section 2.2.1 for a description of the SEQNUM field.
WNDW (4 bytes): See section 2.2.1 for a description of the WNDW field.