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Voice and SMS still represent cash cows for operators. That’s why it’s critical that the deployment of VoLTE is not impacted by poor quality of service (QoS) which would jeopardize the revenue-generat...

Ensuring that voice and DSL-based circuits are balanced and fault-free are the cornerstones for the quality of service required by today’s operators to meet the needs of consumers, who are pushing for...

This paper examines typical cellular backhaultopologies, shows where and why dispersion testing is required inthese networks, and finally recommends the best dispersion testingapproach for different t...

When faults, issues, delays and errors occur in wavelength-division multiplexing (WDM) networks, the optical spectrum analyzer (OSA) is a tool of choice for identifying the issue, and helping to fix i...

This application note explores the problems (layer 1 testing only, limited troubleshooting capabilities, lack of CFP qualification, poor vendor interoperability, hard-to-use user interface) of using t...

EXFO Inc. today announced the addition of the FIP-435B Fully Automated Wireless Fiber Inspection Probe to its market-leading portfolio of portable fiber-optic test equipment. EXFO now allows connector...