Protection switching of interface cards in communication system
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United States of America Patent
Stats
-
Dec 20, 2005
Grant Date -
Oct 16, 2003
app pub date -
Apr 10, 2002
filing date -
Apr 10, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A communication system includes primary and secondary interface cards. A switching circuit allows both of the interface cards to selectively communicate over a medium without inducing reflection. Further, an automatic detection system is provided to allow a management circuit to identify which interface card is coupled as the primary or secondary card.
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