Broadcast protocol for local area networks

Building backup tunnels for fast reroute in communications...

Bundled protection switching in a wide area network background o

Burst-error resistant ATM microwave link and network

Bus system

Bus system consisting of at least two data buses

Bypass control system based upon NMS control in ATM exchanger

Bypassing protocol checksum computations in communications...

Cable modem and cable modem system

Calculating physical routes in a communication network

Call processing device and method

Cascade control system for network units

Cell loss rate sensitive routing and call admission control meth

Cell switch module with unit cell switching function

Cell switch module with unit cell switching function

Centralized method and system for excluding components from...

Changing line cards associated with a communications network

Channel and data link automatic restoration

Channel reassignment method and circuit for implementing the...

Channel switching method and channel switching controller