Appeal No. 2004-0587
Application 09/054,304
536, the broker transmits to the server 430 all the packets
received from the client 410. The process terminates upon
delivery of all packets to server 430 at block 550. Figure 6 is
a flowchart describing the decisional steps executed by the
server 430. At the beginning at block 602, the server 430
cooperates with the broker 420 to respond to client command
requests. At block 624, the server 430 receives from the broker
420 the packet in a handshake session. Hence, the broker 420 and
the server 430 may exchange several packets until the server 430
and the broker 420 are in the same application state at block
628. See page 13 of Appellants’ specification. At block 640,
the server 430 receives data packets from the broker to execute
command requests of the client 410. At block 644, in response to
the command requests, the server 430 generates and prepares
outgoing packets for transmission to the client 410. By writing
the source address of the broker 420 in place of the source
address, the server 430 causes the client 410 to believe that
the information is being sent by the broker 420. Finally, at
block 648, the server 430 transmits packets having the
4
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