Path switching control system, path switching control method...

Path switching device for transmission apparatus

Path switching system and method

Performance monitor system, transmission device and performance

Performing dynamic request routing based on broadcast queue...

Phone-based remote media system interaction

Point-to-multipoint network

Pots extender for voice fallback in a subscriber line

Preemptive transmission protection scheme for data services...

Private network link verification procedure in free space...

Procedure for ensuring the operation of signalling channels...

Procedure for ensuring the operation of signalling channels...

Process for synchronizing data streams containing ATM-cells

Protected Ethernet backplane communication

Protected-far-node-based solution for fault-resilient...

Protection against master unit failure in remote network...

Protection switch logging methods and systems

Protection switching in a communications network employing...

Protection switching in a multi-stage switch fabric

Protection switching method and apparatus for passive...