Managing hierarchically organized subscriber profiles

Managing loops between network devices by monitoring MAC moves

Mesh with projection channel access (MPCA)

Mesh with protection channel access (MPCA)

Method and a system for interconnecting ring networks

Method and apparatus for a fault tolerant software...

Method and apparatus for a fault tolerant, software transparent

Method and apparatus for a fault tolerant, software...

Method and apparatus for a hybrid variable rate pipe

Method and apparatus for an automatic load balancing and...

Method and apparatus for centralized selection of a control...

Method and apparatus for computing a path through a...

Method and apparatus for computing a path through specified...

Method and apparatus for configuration of stackable units in...

Method and apparatus for controlling an input/output...

Method and apparatus for correcting a defect in a token ring net

Method and apparatus for designing backup communication...

Method and apparatus for ensuring survivability of...

Method and apparatus for improving performance of a loop...

Method and apparatus for locating and isolating a fault...