Scalable and fault-tolerant link state routing protocol for...

Scalable and fault-tolerant link state routing protocol for...

Segmented performance monitoring of multi-stage ATM node

Simulation and test system for at least one item of...

Simulation and test system for at least one item of...

Switching network for high-frequency signals

Symmetric connection detection

System and method for comfort noise production

System and method for detecting unidirectional links

System and method for diagnostic supervision of internet...

System and method for emulating a distributed network

System and method for multiple test access in a...

System and method for remotely inventorying multiplexing...

System and method for using per-packet receive signal...

System and methods for measuring quality of communications...

System for managing community ethernet switch and apparatus...

Systems and methods for providing recording as a network...