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Your search returned 214 patents.
( 370/256 in Current US Classification )
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Patent IDTitleDate Filed
6816467 Spanning tree support in a high performance network device October 13, 1999
6813250 Shared spanning tree protocol December 22, 2000
6810032 Network control apparatus for controlling devices composing comunication network including the apparatus December 26, 2000
6804209 Wireless communication control method and wireless transmission apparatus October 29, 1999
6801506 Method and apparatus for providing fast spanning tree re-starts March 31, 1999
6795403 Automatic discovery of switch devices in a network March 31, 2000
6785245 Method and apparatus for controlling fanout of a multicast tree October 20, 1999
6778531 Multicast routing with service-level guarantees between ingress egress-points in a packet network September 29, 2000
6778506 Loop prevention in networks April 27, 2000
6771610 Spanning tree with protocol for bypassing port state transition timers October 12, 1999
6765881 Virtual L2TP/VPN tunnel network and spanning tree-based method for discovery of L2TP/VPN tunnels and other layer-2 services December 6, 2000
6757242 System and multi-thread method to manage a fault tolerant computer switching cluster using a spanning tree March 30, 2000
6732182 Method for generating packet loss report by a data coordinator in a multicast data transmission network utilizing a group shortest path tree May 17, 2000
6731608 Complex node representations in PNNI systems January 30, 2001
6728670 Method of determining the topology of a network by transmitting and monitoring sequences of orthogonal signals February 7, 2002
6721275 Bridged network stations location revision February 1, 2000
6717921 Method for configuring a shared tree for routing traffic in a multicast conference May 17, 2000
6714552 Communications network February 25, 1999
6704319 Up-tree topology trace for network route tracing December 21, 1998
6697359 High performance switch fabric element and switch systems July 2, 1999
6697339 High availability spanning tree with rapid reconfiguration with alternate port selection January 27, 2003
6693991 Priority auto-control method of signal routes in No. 7 signaling network November 29, 2000
6690653 Split-switch based PNNI hierarchy October 22, 1998
6684335 Resistance cell architecture August 19, 1999
6680917 Spanning tree with rapid propagation of topology changes January 28, 2003
6671283 Method for flexible use of a tree topology in a wireless ATM system December 18, 1997
6665274 Communication control unit June 9, 2000
6650626 Fast path forwarding of link state advertisements using a minimum spanning tree December 10, 1999
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