EXFO announced the latest release of the Brix System, its service assurance solution. The release is intended to enhance scalability and monitoring functionality for every service supported by the multiplay solution (voice, video, data and mobile).The Brix System now allows carriers to monitor key performance indicators (KPIs) across wireless backhaul and Metro Ethernet networks for thousands of end points. Scaling improvements also extend across the Brix System's VoIP and voice-over-LTE solutions.