2.2.2.2 S20_CREATE
The S20_CREATE packet is sent by a host to create a new application-sharing session.
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length |
Version/Type |
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user |
Correlator |
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lenName |
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lenCaps |
nameData (variable) |
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capsData (204 bytes) |
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length (2 bytes): The length, in bytes, of the packet including the 2 bytes required for this length value.
Version/Type (2 bytes): MUST be set to 0x0031.
user (2 bytes): The local identifier of the user, which is obtained from the Multipoint Communication Service (MCS) [T122] layer. For more information about the MCS user ID, see [T122] section 3 (Definitions) in the ITU-T Recommendation.
Correlator (4 bytes): The unique identifier for the new session. The first two bytes are the MCS user identifier (described previously) followed by a monotonically increasing 2-byte sequence number that starts at zero.
lenName (2 bytes): The length, in bytes, of nameData.
lenCaps (2 bytes): The length, in bytes, of capsData.
nameData (variable): A null-terminated array of 8-bit, unsigned ASCII characters, up to 65,535 characters in length. The name of the user.
capsData (204 bytes): A CPCALLCAPS structure that describes the capabilities of the sender.