Spirent Communications plc was a United Kingdom-based provider of automated testing, measurement and assurance solutions for communications networks, devices and positioning technologies. Its products helped customers validate network performance, troubleshoot complex environments and assess the reliability of communications systems before and after deployment.
The company’s portfolio included solutions for 5G and wireless networks, Ethernet and broadband infrastructure, cloud and data center environments, network security, service experience and lab automation. Spirent also supplied positioning, navigation and timing test systems, including technologies used to evaluate global navigation satellite systems (GNSS) and resilient positioning capabilities.
Spirent served communications service providers, network equipment manufacturers, technology companies, enterprises and government organizations across international markets. The company was headquartered in Crawley, England, and operated globally. In 2024, Spirent Communications was acquired by VIAVI Solutions, after which its operations became part of VIAVI’s testing and measurement business.
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