Service alarm correlation

Service protecting switching method, system and device in a...

Service protection method and apparatus for TDM or WDM...

Shared bandwidth reservation in PL, ATM, FR and IP/MPLS...

Shared mesh signaling method and apparatus

Shared risk group handling within a media gateway

Shared risk group handling within a media gateway

Signal conversion for fault isolation

Signal data transmission over lossy packet networks

Signal degrade oscillation control mechanism

Signal loopback device

Signal processor unit and digital information receiver with...

Signal protection and monitoring system

Signal protection system for bi-direction ring network

Signal switching

Signal switching method

Signal transmission scheme for efficient management of...

Signaling protocol for p-cycle restoration

Signaling proxy device for automatically setting up standby...

Signaling system for simultaneously and autonomously setting...