Method and apparatus for tracking buffer availability
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United States of America Patent
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Mar 11, 1997
Grant Date -
N/A
app pub date -
Oct 26, 1995
filing date -
Oct 26, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The invention is a method and apparatus for transmitting frames from a plurality of node ports (N.sub.-- ports) to their associated fabric ports (F.sub.-- ports) for forwarding to other interconnected F.sub.-- ports on a Fibre Channel switch in which the transmitted frames are stored in a plurality of receive buffers at the associated F.sub.-- port prior to forwarding to an interconnected F.sub.-- port, and a receive credit counter, a smart credit counter and a transmit credit counter are employed for tracking the availability of the receive buffers.
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