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This application note discusses how some pre-deployment testing activities can be performed with equipment such as EXFO’s QualityAssurer to ensure the quality of the IMS network.

This application note covers the anatomy of a cellular backhaul network (also known as mobile backhaul), and the specific Ethernet and TDM tests required to certify its quality.

This application note explains the need for a test technology that would accurately measure CD and PMD in one instrument and from a single end, such as EXFO’s FTB-5700.

This application note describes the four main factors that affect IPTV services as well as the parameters to test to avoid quality degradation.

This application note explains how important it is to perform wideband testing to ensure quality of service (QoS) when delivering broadband services.

This application note discusses various aspects of jitter and wander—the theory, the causes, the effects they have on networks, and related field testing.

This application note introduces various concepts related to QoS and the testing needs for such mechanisms.

This paper explores the current state of synchronization standards for the synchronization over packet implementations, as well as the tools and techniques required to assure the successful implementa...

This application note presents EtherSAM or ITU-T Y.1564, the new ITU-T standard for turning up, installing and troubleshooting Ethernet-based services.

This article provides an overview of ROADM-based networks, used to efficiently and cost-effectively transmitting various data types over a common network infrastructure.