2.2.4.7 CONN/B3 RTS PDU

The CONN/B3 RTS PDU MUST be sent from the server to the inbound proxy on the IN channel to notify it that a virtual connection has been established.

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RTS Header (20 bytes)
...
...
ReceiveWindowSize
...
Version
...

RTS Header (20 bytes): See section 2.2.3.6.1. The Flags field of the RTS Header MUST be the value RTS_FLAG_NONE. The NumberOfCommands field of the RTS Header MUST be the value 2.

ReceiveWindowSize (8 bytes): MUST be a ReceiveWindowSize command containing the size of the ReceiveWindow for the server IN channel. The ReceiveWindowSize command format is defined in section 2.2.3.5.1.

Version (8 bytes): MUST be a Version command containing the lowest of the CONN/B2 RTS PDU (section 2.2.4.6) version, the CONN/A2 RTS PDU (section 2.2.4.3) version, and the server RPC over HTTP v2 version. The format for the RPC over HTTP v2 protocol Version command is defined in section 2.2.3.5.7.