Flow-control in a switch fabric
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United States of America Patent
Stats
-
Aug 28, 2012
Grant Date -
Jul 1, 2010
app pub date -
Dec 29, 2008
filing date -
Dec 29, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
In some embodiments, an apparatus includes a module within a first stage of a switch fabric, a module within a second stage of the switch fabric, and a module within a third stage of the switch fabric. The module within the first stage is configured to send data to the module within the second stage. The module within the second stage is configured to send data to the module within the third stage. The module within the second stage is configured to send a first suspension indicator to the module within the third stage. The module within the third stage is configured to send a second suspension indicator to the module within the first stage in response to the first suspension indicator. The module within the first stage is configured to stop sending data to the module within the second stage in response to the second suspension indicator.
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