Spirent Introduces Industry-First 400G Testing and Monitoring Probe for Next-Generation Networks

June 29, 2023

Key Takeaways:

  • Spirent Communications has unveiled a groundbreaking 400G probe for testing and monitoring next-generation networks.
  • With the rapid evolution of 5G networks, the demand for measuring performance and troubleshooting has increased.
  • Spirent’s 400G probe offers complete visibility and enables segmenting, monitoring, and isolating various network domains for effective troubleshooting.
  • The new solution demonstrates Spirent’s commitment to providing cutting-edge assurance tools that can keep up with the growing data rates and higher speeds in live networks.
  • Spirent’s VisionWorks assurance solution, including the 400G 7574 Test Head, offers comprehensive end-to-end transport network and service visibility, facilitating fast and accurate troubleshooting.
  • The 400G probe is a testament to Spirent’s leadership in the assurance market and their dedication to helping service providers address the challenges of new technologies.


In an era of rapidly advancing technology and the proliferation of 5G networks, network performance testing and monitoring have become crucial for service providers. To meet the demands of this evolving landscape, Spirent Communications, a leading provider of test and assurance solutions, has unveiled a groundbreaking industry-first 400G probe. This innovative solution revolutionizes network testing and monitoring, offering unprecedented visibility and troubleshooting capabilities. With the ability to emulate, activate, and monitor 400G network traffic, Spirent’s 400G probe is set to redefine the way networks are tested and optimized.

Assuring Performance in the 5G Era

As the deployment of 5G networks continues to accelerate, data rates are rapidly increasing. It is essential to have assurance tools that can keep up with these ever-growing thresholds. Charles Thompson, the vice president of Lifecycle Service Assurance product management at Spirent, emphasizes the significance of such tools, stating, “Our new 400G probe further demonstrates Spirent’s leadership in the assurance market with a solution that ensures performance criteria are met during pre-deployment testing and is ready for customers to utilize for performance monitoring, as new technology and higher speeds enter early adoption in live networks.”

Unmatched Testing and Monitoring Capabilities

Spirent’s 400G probe, the 7574 Test Head, is an integral part of the company’s VisionWorks assurance solution. This comprehensive platform enables service providers to address the increasing demands of high-speed and high-density network traffic. With VisionWorks, customers can ensure the correct provisioning of new services and conduct stress testing during pre-deployment. In case of faults, the solution enables rapid identification and correction. Moreover, the automated and always-on performance monitoring provides complete end-to-end transport network and service visibility, allowing for fast and accurate troubleshooting.

Enhancing Troubleshooting Efficiency

Complete visibility and the ability to segment, monitor, and isolate different network domains are vital for troubleshooting purposes. The 400G probe empowers network administrators and engineers with the necessary tools to diagnose and resolve issues promptly. By offering granular insights into network performance and behavior, the solution significantly improves the speed of troubleshooting and reduces the mean time to repair (MTTR) response.

Paving the Way for Next-Generation Networks

Spirent’s new 400G probe signifies the company’s commitment to developing cutting-edge solutions that address the challenges posed by next-generation networks. With its exceptional capacity for emulation, activation testing, and performance monitoring of 400G network traffic, the 400G probe sets a new standard in the industry. It enables service providers to adapt to the rapid advancements in technology and meet the demands of their customers efficiently.

About Spirent

Spirent Communications plc. (LSE: SPT) is a globally recognized provider of automated test and assurance solutions for networks, cybersecurity, and positioning. The company offers a range of innovative products, services, and managed solutions that address the test, assurance, and automation challenges presented by the new generation of technologies. From 5G and SD-WAN to cloud computing and autonomous vehicles, Spirent’s solutions help companies deliver on their promises of a connected world.


As the world embraces the era of 5G and beyond, network testing and monitoring play an increasingly vital role in ensuring seamless connectivity and optimal performance. Spirent’s introduction of the industry-first 400G probe marks a significant milestone in the advancement of network assurance. With unparalleled visibility, proactive analytics, and automated troubleshooting capabilities, the 400G probe empowers service providers to meet the challenges posed by faster, highly complex networks. Spirent’s VisionWorks assurance solution, including the 400G 7574 Test Head, sets a new industry standard and cements Spirent’s position as a leader in the field of network testing and assurance. By constantly pushing the boundaries of innovation, Spirent is playing a pivotal role in shaping the future of connectivity and delivering on the promise of next-generation networks.

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