JDSU test probes are an integral part of the JDSU Assurance portfolio. These flexible probes support active testing and passive monitoring of voice, video, Ethernet, xDSL, and mobile services. By measuring key performance metrics and providing this information to JDSU and other third party-Operations Support System (OSS), the assurance family of probes enables service providers to cost-effectively monitor the quality of service and experience being provided to their customers.