DUBLIN, Ireland--(BUSINESS WIRE)--Research and Markets (http://www.researchandmarkets.com/reports/c44913) has announced the addition of E-Learning Course: SDH ...

The future belongs to IP technology. But now, there are several plesiochronous digital hierarchy (PDH) network ports in the world. A key issue to operators and providers is realizing the transition or ...

Three high-speed, PECL/LVPECL multiplexers meet the ultra-low jitter and skew demands of Sonet/synchronous digital hierarchy (SDH) communications systems, high-end enterprise server applications, and ...