Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
July 11, 2017
Patent Application Number
14577418
Date Filed
December 19, 2014
Patent Citations Received
Patent Primary Examiner
Patent abstract
An enterprise computer system efficiently adjusts the number of middleboxes associated with the the enterprise, for example, with changes in demand, by transferring not only flows of instructions but also middlebox states associated with those flows. Loss-less transfer preventing the loss of packets and its state, and order-preserving transfer preserving packet ordering may be provided by a two-step transfer process in which packets are buffered during the transfer and are marked to be processed by a receiving middlebox before processing by that middlebox of ongoing packets for the given flow.
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