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Your search returned 177 patents.
( 370/221 in Current US Classification )
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Patent IDTitleDate Filed
6147966 Route finding in communications networks February 23, 1998
6144633 Self-healing network, method for transmission line switching thereof, and transmission equipment thereof April 22, 1997
6141319 Link based alternative routing scheme for network restoration under failure April 10, 1996
6134671 System and method for dynamically generating restoration routes within a communications network July 31, 1997
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